2016 Chevrolet Corvette TSBs
1,000 Technical Service Bulletins across 17 categories
Categories
Engine
311 bulletinsThis service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
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internal engine damage.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
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repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of...
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engine related shudder.
This Preliminary Information communication provides information to the technician about vehicles that have an unusual...
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noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines...
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and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed...
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parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
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GDS 2.
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft...
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issue.
This service bulletin informs GM service personnel that the LT4 service engine current part number 12679879 is no longer available from General Motors.
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If this part is needed to service a customer vehicle, an alternate engine is available that will need to be reworked by the technician.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
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consumption.
This bulletin provides information on Policies Applicable to All U.S.
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Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Preliminary Information communication advises the technician on a parts restriction on the Generation I 8 speed...
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rear wheel drive valve bodies.
This Preliminary Information communication advises the technician on a parts restriction on the Generation I 8 speed...
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rear wheel drive valve bodies.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
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Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
Read full bulletin
Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This informational bulletin advises the technician that the engine and related parts will be debited if found that the...
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tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
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GDS 2.
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
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consumption.
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this...
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occurrence.
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted andnot start afterward.
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This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer ofa repair kit they received that will prevent this issue when installed correctly.
This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the...
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possibilities of what may happen using the incorrect filter.
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
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conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
This service bulletin provides information for engine oil life monitor operation calculation.
This service bulletin provides information for engine oil life monitor operation calculation.
This bulletin updates the position of General Motors on refinishing aluminum wheels.
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GM has determined that wheel refinishing under warranty will no longer be performed.
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with...
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conductive finish.
This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed...
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parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
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conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines...
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and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions...
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and improve fuel economy.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact...
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the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
Delayed Engagement After Sitting With Engine Off
Rattle Noise Heard From Engine Bell Housing
This Preliminary Information communication provides information to the technician about vibration complaints that are...
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one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
This service bulletin advises the technician that the possible cause may not be from a faulty clutch piston or extension...
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housing and to perform testing on transmission for other possible issues, but it still may be possible on high mileage vehicles that orifices in housing may have come dislodged, causing the same customer concern.
This PI bulletin advises the technician on the proper way to install the pistons in an engine.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
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Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
Read full bulletin
repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
Delayed Engagement After Sitting With Engine Off
Rattle Noise Heard From Engine Bell Housing
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
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Dealers Only).
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
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Recommendations.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
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consumption.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the...
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possibilities of what may happen using the incorrect filter.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This service bulletin informs the technician that if the vehicle has an engine misfire with DTC P0300 set, and...
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superchargers cooling system has been previously repaired, it must be properly evacuated and filled.
This informational bulletin advised the technician that the engine and related parts will be debited if found that the...
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tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This Preliminary Information communication provides information to the technician about vehicles that have an unusual...
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noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
Read full bulletin
GDS 2.
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of...
Read full bulletin
engine related shudder.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
Read full bulletin
consumption.
This service bulletin provides information to dealership personnel on automatic transmission shift and engine...
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driveability concerns and/or MIL ON due to aftermarket oil bath air filter use.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft...
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issue.
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft...
Read full bulletin
issue.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
Read full bulletin
service or aftermarket calibrations.
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
Read full bulletin
internal engine damage.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
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issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
Read full bulletin
personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact...
Read full bulletin
the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
This service bulletin advises the technician that the possible cause may not be from a faulty clutch piston or extension...
Read full bulletin
housing and to perform testing on transmission for possible other issues, but it still may be possible on high mile vehicles that orifices in housing may have come dislodged, causing the same customer concern.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head...
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gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot.
This bulletin provides information on Policies Applicable to All U.S.
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Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines...
Read full bulletin
and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
This bulletin advises the technician to Inspect the position of the head gasket locating tabs to determine if the head...
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gasket(s) has been possibly installed backwards to correct a concern of an Engine Thermostat Tick Noise and/or Running Hot.
This Preliminary Information communication provides information to the technician that General Motors and General Motors...
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of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole authorized provider of a certification confirmation letter which helps our customers identify if their vehicles meets the required USA regulatory standards necessary for importation into the USA.
This Preliminary Information communication provides information to the technician to not remove the torque converter...
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bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
Read full bulletin
GDS 2.
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle...
Read full bulletin
Identification.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
Read full bulletin
consumption.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
Read full bulletin
service or aftermarket calibrations.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
Read full bulletin
internal engine damage.
This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the...
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engine is started while diagnosing for noise from the engine or transmission.
This technical bulletin provides information on a possible bolt and guide pin that may be missing from the control valve...
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which will need to be installed to correct the repair.
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
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Recommendations.
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions...
Read full bulletin
and improve fuel economy.
This service bulletin provides a procedure to correct a condition of a rattle noise heard from the front of the vehicle...
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when the engine is running at slower speeds.
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of...
Read full bulletin
engine related shudder.
This service bulletin informs the technician that if the vehicle has an engine misfire with DTC P0300 set, and...
Read full bulletin
superchargers cooling system has been previously repaired, it must be properly evacuated and filled.
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise.
Read full bulletin
Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
Read full bulletin
Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This Preliminary Information communication provides information to the technician about vehicles that have an unusual...
Read full bulletin
noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged...
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Turbochargers Returned to Warranty Part Center.
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold...
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or the vehicle has sat for a few hours.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
Read full bulletin
service or aftermarket calibrations.
This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through...
Read full bulletin
failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of...
Read full bulletin
engine related shudder.
This Preliminary Information communication provides information to the technician about a no start or another concern...
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after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines...
Read full bulletin
and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
Read full bulletin
customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint.
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GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this...
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occurrence.
Information bulletin explains a possible coolant leak coming from the cylinder head bolt areas.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
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Technicians shouldrefer to Service Information for information regarding most accessories. Technicians mayalso contact PARTECHand/orthe Techline Customer Support Center for additional support.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
This service bulletin provides diagnostic information for a customer concern of engine vibration.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions...
Read full bulletin
and improve fuel economy.
This service bulletin provides diagnostic information for a customer concern of engine vibration.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions...
Read full bulletin
and improve fuel economy.
This Preliminary Information communication provides information to the technician about vehicles that have an unusual...
Read full bulletin
noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
Read full bulletin
repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
Read full bulletin
internal engine damage.
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this...
Read full bulletin
occurrence.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
Read full bulletin
personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact...
Read full bulletin
the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
This Preliminary Information communication provides information to the technician to not remove the torque converter...
Read full bulletin
bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
This bulletin provides information on Policies Applicable to All U.S.
Read full bulletin
Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
This Preliminary Information communication provides information to the technician about engine block of possible...
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cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise.
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Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
Read full bulletin
issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary information communicates to the dealer technician to inspect for a missing 1-2-7-8-R clutch fluid...
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passage seal or incorrect1-2-7-8-R clutch fluid passage seal being install for a no movement concern after valve body replacement on the 8L45 or 8L90 transmissions.
Engineering Information - Rattle Noise from the Drive Support Assembly
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
Read full bulletin
customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
Read full bulletin
GDS 2.
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle...
Read full bulletin
engine oil consumption.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This technical bulletin provides a service procedure to correct conditions of Manual Transmission Stalling, Clutch...
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Chatter or Hard Shifting into 1st Gear/Reverse and Automatic Transmission Vibration on Launch or Engine Noise.
This service bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
Read full bulletin
customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
Read full bulletin
GDS 2.
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle...
Read full bulletin
engine oil consumption.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
Read full bulletin
Dealers Only).
This technical bulletin provides a service procedure to correct conditions of Manual Transmission Stalling, Clutch...
Read full bulletin
Chatter or Hard Shifting into 1st Gear/Reverse and Automatic Transmission Vibration on Launch or Engine Noise.
This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle...
Read full bulletin
Identification.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This service bulletin informs the technician that if the vehicle has an engine misfire with DTC P0300 set, and...
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supercharger?s cooling system has been previously repaired, it must be properly evacuated and filled.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This informational bulletin advises the technician of possible coolant entering the areas of the engine, either through...
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failed parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
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Dealers Only).
This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up.
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White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
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transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
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Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary Information communication provides information to the technician that General Motors and General Motors...
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of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole authorized provider of a certification confirmation letter which helps our customers identify if their vehicles meets the required USA regulatory standards necessary for importation into the USA.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary information communicates to the dealer technician that if after replacing the valve body on an 8L45 or...
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8L90 transmission the vehicle will not move the valve body may be missing a plug and retainer bolt. Technician's are instructed to obtain and installa plug and retainer bolt kit from the GM Warranty Parts Center to address this concern.
This Preliminary Information communication provides information to the technician that General Motors and General Motors...
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of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole authorized provider of a certification confirmation letter which helps our customers identify if their vehicles meets the required USA regulatory standards necessary for importation into the USA.
This bulletin provides information on Policies Applicable to All U.S.
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Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold...
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or the vehicle has sat for a few hours.
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
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conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S.
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Dealers Only).
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold...
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or the vehicle has sat for a few hours.
This technical bulletin provides a service procedure to correct conditions of Manual Transmission Stalling, Clutch...
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Chatter or Hard Shifting into 1st Gear/Reverse and Automatic Transmission Vibration on Launch or Engine Noise.
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by...
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General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
This technical bulletin provides a service procedure to correct conditions of Manual Transmission Stalling, Clutch...
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Chatter or Hard Shifting into 1st Gear/Reverse and Automatic Transmission Vibration on Launch or Engine Noise.
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this...
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occurrence.
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a...
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guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This technical bulletin provides repair information for replacement of the drive belt tensioner to correct a customer...
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concern for a rattle noise at 48 km/h (30 mph) to 64 km/h (40 mph) when the engine is switching between V4 and V8 and/or they notice fluid leaking from the bellow on top of the tensioner.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
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Technicians shouldrefer to Service Information for information regarding most accessories. Technicians mayalso contact PARTECHand/orthe Techline Customer Support Center for additional support.
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for...
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customer concerns related to wheel alignment.
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin...
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has been sheared away to correct a crank/No Start condition.
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to...
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correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
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issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle...
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with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or history. The Camshaft Position Actuator Solenoid Valve may be sticking or binding causing the valve timing to be retarded. Dealer will need to cycle the Camshaft Position Actuator Solenoid Valve by energizing it using Global Diagnostic System 2.
This Preliminary Information communication provides information to the technician on the steps need to diagnose and...
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repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with excessive crankshaft end play). Technician will test to determine if the crank shaft end play is within specification 0.0015?0.0086 inch. If end play is found to be out of specification, remove engine and inspect for possible crankshaft thrust bearing and/or crankshaft for wear. Inspect thrust bearing for wear on one side and crankshaft on that "mating" surface. If the thrust bearing has three vertical channels worn off replace connecting rod bearings, main bearings, thrust bearing and crankshaft. If working on a Corvette the oil tank with lines and oil cooler are both required to be replaced if equipped
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin...
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has been sheared away.
This technical bulletin provides a procedure to modify the right rear exhaust control valve actuator to correct a rattle...
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noise heard from the rear of the vehicle.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle...
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engine oil consumption.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
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transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
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issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary Information communication provides information to the technician about vibration complaints that are...
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one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft...
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alignment pin has been sheared away.
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles...
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that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner guide. If oil pump face is damaged and or worn thru replace oil pump. Inspect bearings for damage wear due to debris from oil pump.
This Preliminary Information communication provides information to the technician about a no start or another concern...
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after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
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Technicians shouldrefer to Service Information for information regarding most accessories. Technicians mayalso contact PARTECHand/orthe Techline Customer Support Center for additional support.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
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GDS 2.
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This informational bulletin provides information on replacing the intake manifold when the engine is replaced after...
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severe internal engine damage.
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles...
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that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner guide. If oil pump face is damaged and or worn thru replace oil pump. Inspect bearings for damage wear due to debris from oil pump.
This Preliminary Information communication provides information to the technician about vehicles that have low oil...
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pressure, no oil pressure, and/or engine noise. Technician will need to replace the oil pump, flush the oil cooler lines.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
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Technicians shouldrefer to Service Information for information regarding most accessories. Technicians mayalso contact Partechand/orthe Techline Customer Support Center for additional support.
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with...
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conductive finish.
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using...
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the Tech 2 or GDS 2.
This technical bulletin provides a procedure to correct a condition of a rattle noise heard from the front of the...
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vehicle when the engine is running at slower speeds.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
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transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This Preliminary Information communication provides information to the technician about a no start or another concern...
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after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This technical bulletin provides a procedure to modify the right rear exhaust control valve actuator to correct a rattle...
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noise heard from the rear of the vehicle.
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains...
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how toptier fuels should be used to reduce carbon build up.
This technical bulletin provides a procedure to correct a condition of a rattle noise heard from the front of the...
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vehicle when the engine is running at slower speeds.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up.
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White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.
This Preliminary Information communication provides information to the technician to not remove the torque converter...
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bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an automatic transmission.
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted andnot start afterward.
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This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer ofa repair kit they received that will prevent this issue when installed correctly.
This Preliminary Information communication provides information to the technician about vehicles that may have a Service...
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Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician will inspect for a broken valve spring and replace as needed.
This Preliminary Information communication provides information to the technician about vehicles that may have a Service...
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Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician will inspect for a broken valve spring and replace as needed.
This Preliminary Information communication provides information to the technician about vehicles that may have a Service...
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Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0106 and P0506. Technician will inspect for a broken valve spring and replace as needed.
This Preliminary Information communication provides information to the technician about a no start or another concern...
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after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold...
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or the vehicle has sat for a few hours.
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL on.
This informational bulletin provides information for the dealer technician to gather as much information to help aid...
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Engineers by completely filling out requested reports.
This informational bulletin provides information on a normal engine operating condition for faster emission warm up...
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time.
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic...
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Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic System 2 to review the Firmware Over-the-Air version. If the Firmware Over-the-Air version on the scan tool equals 6708 the technician will need to contact General Motors Technical Assistance Center for further assistance. If the Firmware Over-the-Air version on the scan tool is lower than 6708 Dealer can order the part thought the Instrument Sales and Service website process.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
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test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel.
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...
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system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
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Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact Partech and/or the Techline Customer Support Center for additional support.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This engineering informational bulletin is requesting information pictures of windshield, steering wheel and/or door...
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trim panel for product issues covered under warranty.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
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General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by...
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General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
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transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
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repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise.
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Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
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issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary Information communication provides information to the technician about customers that may inquire as to...
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whether or not a rear sway bar can be added to a vehicle that was not originally equipped with one. The rear sway bar is part of the Z51 Performance Package. General Motors does not recommend or support this modification.
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing...
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issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
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vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This Preliminary Information communication provides information to the technician about the text messaging feature on...
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some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, select the ?i? icon next to the vehicle name in the device and enable show notifications. The text messaging feature will be available on the next ignition cycle. However with iPhones text messages cannot be responded to when using the infotainment system, they can only be received. For android devices pair the phone to the system during the pairing process the phone will ask you to allow the vehicle to access the device contacts. A second question will pop up on the device asking to allow the vehicle to access the message access profile. Both have to be allowed for the text messaging feature to work.
This Preliminary information communicatesP0016 setting after internal engire repair.
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The engine Base timing is not being set correctly. The information in this PI will be helpful in setting the timing in the vehicle.
This Preliminary Information communication provides information to the technician about vehicles that may have a Service...
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Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308 may set. Technician will inspect for lose sparkplug wire. If a spark plug wire is found lose check for a missing ?C? clip on the wire end for the ignition coil. If the clip is missing replace the wire.
This Preliminary Information communication provides information to the technician about vehicles that have a Service...
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Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308. If published Service Information diagnostics does not isolate the cause of this concern technician should check for a worn camshaft lobe and/or lifter roller, a sticking valve, valve leakage, a broken valve spring, and a collapsed active fuel management lifter.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
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Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary Information communication provides information to the technician about customers that would like to...
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install Regular Production Option Code NPP (Dual Mode Performance Exhaust System) to a Stingray that was produced without the option. Do not attempt to add Regular Production Option Code NPPto a car that was not manufactured with it. General Motors does not support the software changes that are required.
This Preliminary information communicatesSES lamp, setting DTC P0333 when shifting the Transmissionfrom park.DTC P0333...
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cansetdue to voltage from the Transmission park/neutral signal 1circuit bleeding into the knock sensor system circuits.If SI does not isolate the concern inspect the K20 ECM connector X2 looking for debris, connectorand or terminal concerns.
This Preliminary Information communication provides information to the technician that General Motors Technical...
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Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
This Preliminary Information communication provides information to the technician about engine block of possible...
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cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
This Preliminary Information communication provides information to the technician about vehicles that have a rattle or...
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flutter noise from the supercharger tensioner and belt. Dealer shouldReplace the supercharger belt with aGates Belt P/N K080852HD.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air.
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Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
This Preliminary information communicates.
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A vehicle may have a concern ofDTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the repair.
This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module...
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when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may need to be contacted to resolve the issue.
This Preliminary information communicates.
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A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause Coolant getting into the cylinders, and provides direction for the repair.
This Preliminary information communicates A vehicle may have a concern of DTCP050D setting along with a P0300 after a cold start up.
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White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. Cause: Coolant getting into the cylinders, and provides direction for the repair.
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward.
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This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer ofa repair kit they received that will prevent this issue when installed correctly.
This informational bulletin provides information on Intake Manifold Inspection/Replacement After Severe Internal Engine...
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Damage.
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged...
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Turbochargers Returned to Warranty Part Center.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
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General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL on.
This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by...
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General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This informational bulletin provides the tech possible cause for misfire at high speeds if found with a previous...
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repair.
This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer...
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concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138 set.
This informational bulletin provides information to dealership personnel on automatic transmission shift and engine...
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drivability concerns and/or MIL ON due to aftermarket oil bath air filter use.
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle...
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engine oil consumption.
This engineering informational bulletin ends the need for information from the field on vehicles with the condition of...
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Hard to Shift or Pops Out of Selected Gear Concerns That Cannot Be Duplicated.
This engineering information bulletin is ending the need for information on vehicles with the condition of Vehicle Crank...
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with No Start or Stalling with DTC P0011 and/or P00C6 Set.
Delayed Engagement After Sitting With Engine Off - Torque Converter Fluid Drain Back
37030 ? Service Update Bulletin.
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On vehicles equipped with the automatic transmission option and the heated and ventilated front seat option, while the engine is running during a remote start and the remote start heated and ventilated seat feature is turned on in the vehicle personalization menu, the heated and ventilated seats may not activate. Dealers are to reprogram the body control module.
This Preliminary Information communication provides information to the technician that when scanning a vehicle for...
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Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication. Technician should be advised that the Human Machine Interface and Global Diagnostic System 2 interaction concern has been reported to engineering for root cause and correction.
This Preliminary Information communication provides information to the technician about engine block of possible...
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cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
This Preliminary Information communication provides information to the technician on the steps need to diagnose and...
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repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with excessive crankshaft end play). Technician will test to determine if the crank shaft end play is within specification 0.0015–0.0086 inch. If end play is found to be out of specification, remove engine and inspect for possible crankshaft thrust bearing and/or crankshaft for wear. Inspect thrust bearing for wear on one side and crankshaft on that “mating” surface. If the thrust bearing has three vertical channels worn off replace connecting rod bearings, main bearings, thrust bearing and crankshaft. If working on a Corvette the oil tank with lines and oil cooler are both required to be replaced if equipped.
This Preliminary Information communication provides information to the technician about customers that may complain of...
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various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.
This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up.
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White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise.
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Technician should inspect the head gaskets to ensure are not installed backwards. Technician should replace the head gasket if they are found installed backwards.
This Preliminary Information communication provides information to the technician that when scanning a vehicle for...
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Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication. Technician should be advised that the Human Machine Interface and Global Diagnostic System 2 interaction concern has been reported to engineering for root cause and correction.
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains...
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how toptier fuels should be used to reduce carbon build up.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
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General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by...
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General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
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Recommendations.
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk...
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on engine surfaces.
This informational bulletin provides information for engine oil life monitor operation calculation.
This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle...
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Identification.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
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General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S.
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and Canada
This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine...
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replacement.
This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly...
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replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
This technical bulletin provides repair information for replacement of the drive belt tensioner to correct a customer...
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concern for a rattle noise at 48 km/h (30 mph) to 64 km/h (40 mph) when the engine is switching between V4 and V8 and/or they notice fluid leaking from the bellow on top of the tensioner.
This technical bulletin provides repair information to correct a customer concern of engine misfire/tick noise,...
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Malfunction Indicator Lamp (MIL) On, DTC P0300 set.
This technical bulletin provides repair information on Engine Control Module (ECM) reprogramming for the correction of a...
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customer concern of Malfunction Indicator Lamp (MIL) on, DTC P2227 set.
This Preliminary Information communication provides information to the technician about vehicles that have extended or...
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long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanical pump on the engine must build up the required pressure before the first injection event occurs. Direct Injection engines may have slightly longer cold crank times than that of port fuel engines.
This Preliminary information communicatesA vehicle may have a concern ofDTCP050D settingalongwith a P0300 after a cold start up.
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White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as well. CauseCoolant getting into the cylinders, and provides direction for the repair.
This Bulletin provides guidelines for Dealers to determine whether or not they need to contact the PQC for an engine,...
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transmission or transfer case assembly replacement and information explaining the PQC process, Global Warranty Management Transaction submission, vehicle repair record retention and proper handling of assembly returns.
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the...
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customers concern of engine misfire, ticking noise and/or MIL on.
Pre-Delivery & Maintenance
175 bulletinsThis service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may...
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not pass California smog inspection or smog inspection in other states.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
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from the rear of vehicle.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
Read full bulletin
before being sold (prepping) to the customer.
This service bulletin provides information on proper use of floor mats.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S.
Read full bulletin
Only).
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
Read full bulletin
before being sold (prepping) to the customer.
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be...
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shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
Read full bulletin
from the rear of vehicle.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program.
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
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identification for warranty transactions (U.S. Only).
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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and Canada Dealers Only).
The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
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submit a Pre-Repair Authorization (PRA).
This service bulletin describes the U.S.
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Dealer Special Tool Loan Program process.
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal...
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operation.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
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replacements.
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
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Dealers Only).
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer...
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repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.
This warranty administration bulletin provides policy information to cover GMs policy on performing GM covered vehicle...
Read full bulletin
services and maintenance on vehicles originating/sold in Canada.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
Read full bulletin
replacements.
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and...
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the warranty transaction submission procedures that support the Personal Property Damage process.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
Read full bulletin
before being sold (prepping) to the customer.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
Read full bulletin
causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information on proper use of floor mats.
This service bulletin provides technicians with information to help identify the differences between what is considered...
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a fluid leak, and what is considered fluid seepage.
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical...
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Assistance Center (TAC).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be...
Read full bulletin
shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
Read full bulletin
from the rear of vehicle.
This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399,...
Read full bulletin
E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate...
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Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
This service bulletin provides repair information to correct a customer concern of OnStar Inoperative after Importing...
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Vehicle from Canada to the United States.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
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(WPC) Parts Return Program.
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada...
Read full bulletin
Only).
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
Read full bulletin
and Canada Dealers Only).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
Read full bulletin
submit a Pre-Repair Authorization (PRA).
This service bulletin provides repair information to correct a customer concern of OnStar Inoperative after Importing...
Read full bulletin
Vehicle from Canada to the United States.
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
Read full bulletin
submit a Pre-Repair Authorization (PRA).
This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats...
Read full bulletin
warped or misshapen.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
Read full bulletin
causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin describes the U.S.
Read full bulletin
Dealer Special Tool Loan Program process.
This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the GM Technical...
Read full bulletin
Assistance Center (TAC).
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
Read full bulletin
Dealers Only).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
Read full bulletin
from the rear of vehicle.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This service bulletin provides information on proper use of floor mats.
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
Read full bulletin
Dealers Only).
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
Read full bulletin
vehicles before being sold (prepping) to the customer.
This service bulletin provides service information on new torque specification and installation procedure for ACDelco...
Read full bulletin
Spin-On Oil Filters.
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
Read full bulletin
from the rear of vehicle.
This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted...
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to GM for payment.
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
Read full bulletin
identification for warranty transactions (U.S. Only).
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal...
Read full bulletin
operation.
This warranty administration bulletin provides policy information for variable diagnostic time allowances on select labor operations (U.S.
Read full bulletin
Only).
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
Read full bulletin
Dealers Only).
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and...
Read full bulletin
the warranty transaction submission procedures that support the Personal Property Damage process.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program.
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada...
Read full bulletin
Only).
This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399,...
Read full bulletin
E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S.
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and Canada.
This service bulletin provides service information on new torque specification and installation procedure for ACDelco...
Read full bulletin
Spin-On Oil Filters.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
Read full bulletin
causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
Read full bulletin
submit a Pre-Repair Authorization (PRA).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
Read full bulletin
submit a Pre-Repair Authorization (PRA).
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
Read full bulletin
replacements.
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats...
Read full bulletin
warped or misshapen.
This service bulletin provides service information on new torque specification and installation procedure for ACDelco...
Read full bulletin
Spin-On Oil Filters.
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program Information.
This service bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
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Technical Assistance (TAC).
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
Read full bulletin
vehicles before being sold (prepping) to the customer.
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
Read full bulletin
Dealers Only).
This service bulletin provides service information on new torque specification and installation procedure for ACDelco...
Read full bulletin
Spin-On Oil Filters.
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with...
Read full bulletin
independent causes (GM Canada Dealers Only).
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
Read full bulletin
replacements.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
Read full bulletin
replacements.
This service bulletin provides service information on new torque specification and installation procedure for ACDelco...
Read full bulletin
Spin-On Oil Filters.
This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate...
Read full bulletin
Vibration Analysis-Road testing procedure, when diagnosing vibration concerns.
This service bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front...
Read full bulletin
grille or radiator area.
This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal...
Read full bulletin
operation.
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada...
Read full bulletin
Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
Read full bulletin
programs.
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA).
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA).
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
Read full bulletin
Dealers Only).
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
Read full bulletin
identification for warranty transactions (U.S. Only).
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
Read full bulletin
vehicles before sold (prepping) to the customer.
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA).
This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats...
Read full bulletin
warped or misshapen.
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA).
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA).
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S.
Read full bulletin
Only).
This warranty administration bulletin provides information on Warranty Administration - Customer Concern Not Duplicated...
Read full bulletin
(CCND) Labor Operation Numbers.
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the...
Read full bulletin
information found in the service manual.
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA) (US dealers only).
This Warranty Administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program Information.
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the...
Read full bulletin
information found in the service manual.
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program Information.
This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S.
Read full bulletin
Only).
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the...
Read full bulletin
information found in the service manual.
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center...
Read full bulletin
(WPC) Parts Return Program Information.
This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance...
Read full bulletin
programs.
This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated...
Read full bulletin
(CCND) Labor Operation Numbers.
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S.
Read full bulletin
Only).
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S.
Read full bulletin
Only).
This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle...
Read full bulletin
services and maintenance on vehicles originating/sold in Canada.
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer...
Read full bulletin
repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the returning vehicle.
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA) (US dealers only).
This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles...
Read full bulletin
that may not pass California smog inspection or smog inspection in other states.
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398,...
Read full bulletin
E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a...
Read full bulletin
Pre-Repair Authorization (PRA) (US dealers only).
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the...
Read full bulletin
information found in the service manual.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399,...
Read full bulletin
E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
Read full bulletin
identification for warranty transactions (U.S. Only).
This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle...
Read full bulletin
services and maintenance on vehicles originating/sold in Canada.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer...
Read full bulletin
Enthusiasm.
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
Read full bulletin
vehicles before sold (prepping) to the customer.
This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014.
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
Read full bulletin
vehicles before sold (prepping) to the customer.
This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND).
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This warranty administration bulletin provides policy information on required operating procedures.
This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S.
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and Canada dealers only.
This warranty administration bulletin provide policy information on required operating procedures.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This warranty bulletin explains how to determine if an outside mirrior was damaged by the customer and what is...
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considered warranty and non-warranty.
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This informational bulletin provides information retaining to the fact that Service Manuals will now be available on...
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USB.
This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance...
Read full bulletin
programs.
This warranty administration bulletin provide policy information on required operating procedures.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This informational bulletin provides dealership personnel with information on new vehicle Pre-Delivery Inspection (PDI)...
Read full bulletin
process and to encourage delivering quality vehicles and generating higher CSi scores.
This warranty administration bulletin provides policy information with the field action courtesy transportation policy.
This warranty administration bulletin provide policy information on the change in product field action customer...
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reimbursement procedure.
This warranty administration bulletin provide policy information on required operating procedures.
This bulletin provides information on approved warranty part numbers for original equipment batteries.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer...
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Enthusiasm.
This warranty administration bulletin provides retail and wholesale service personnel with the policies and the...
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warranty claims submission procedures that support Labor Operation 0600014 ? Suspected Tampering or Vehicle Modifications.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
Other
120 bulletinsThis preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This PI advises dealers to inspect for a missing pump gasket if the vehicle exhibits no movement following a VB...
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replacement
New Vehicle Monitoring Programs Section in IVH
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling...
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system and replace the parts that may be contaminated due to oil in system.
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling...
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system and replace the parts that may be contaminated due to oil in system.
This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM...
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technical assistance case using the dealer case management tool.
This Preliminary information communicates to dealers GM is working on a solution for outdated Apps
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
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U**** Byte 71 DTC.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
Chirp, Squeak Noise from Rear of Vehicle
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
This Preliminary Information communicates helpful information on diagnosing generalcustomer concerns related to a power...
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folding top.
Changing Turn-By-Turn Voice Response To Metric Or English Units
Chirp, Squeak Noise from Rear of Vehicle
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
This Preliminary Information is to assist dealership technicians in diagnosing a complaint related to thevariable red...
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line feature surrounding the tachometer gauge.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
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U**** Byte 71 DTC.
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Preliminary Information communicates helpful information on diagnosing generalcustomer concerns related to a power...
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folding top.
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Preliminary information communicates a process to correct theconcern of Unable to contact OnStar after the 3G EOL...
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on 2015-2022 model year vehicles in the United States.
This Preliminary information communicates a diagnostic tip to dealership technicians when diagnosing a B1517 DTC.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
information on Installation of Stage One and Two Rear Wicker Bills on Spoiler
IPC Odometer Programming Method Quick Reference Guide
This informational bulletin provides information on proper use of floor mats.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
Information on Installation of Stage One and Two Rear Wicker Bills on Spoiler
Essential Tools that Include Consumable Parts (U.S.
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Only)
Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify...
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the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to unnecessary component replacement. Use the following information to determine if the condition is normal acceptable seepage or a defective component
IPC Odometer Programming Method Quick Reference Guide
All or Some Options May Be Missing from Driver Information Center (DIC) Info Pages Menu Due to Them Not Being Selected ...
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Condition Some customers may comment that with the Info option selected from the main menu (1), the Info Pages are blank (2) when scrolling up and down. If information is present when scrolling up and down, they may also comment that certain items are missing when compared to other like vehicles Cause This condition may be caused when all/some of the options not being selected in the active info pages menu. Correction If this concern is encountered, determine if all/any of the selections in the active info pages menu are not selected. To do this, follow the steps listed below.
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This Preliminary Information communicates helpful information on diagnosing generalcustomer concerns related to a power...
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folding top.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
This bulletin provides information to dealers regarding transportation damage repair claim submission requirements.
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change.
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Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This informational bulletin provides information on Clicking/Ticking Sound/Noise Heard During Cold Start and that this...
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should be considered a normal characteristic.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
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higher CSi scores.
This technical bulletin provides a procedure to replace the left side rear axle housing cover to correct a condition of...
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Warble Noise from the Rear of the Vehicle.
This informational bulletin provides information on interior cleaning products and what is offered to clean the...
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interiors of GM vehicles.
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended,...
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causing the parking pawl to engage while driving.
This informational bulletin provides information on interior cleaning products and what is offered to clean the...
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interiors of GM vehicles.
This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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Dealers Only).
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the...
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front grille or radiator area.
This Preliminary Information communicates helpful information on diagnosing generalcustomer concerns related to a power...
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folding top.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
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Technical Assistance (TAC).
This Preliminary Information communication provides information to the technician about vehicles that have a coolant...
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loss and/or coolant odor after driving the vehicle. Technician will need to test the cooling system looking for leaks at the outer head bolts. If coolant is found replace the head the concern is present on.
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered...
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normal operations.
This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada...
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Only).
This informational bulletin provides information on comebacks prevention information and using customer concern...
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verification sheets (CCVS).
This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
This Preliminary information communicatesAFM / DFM usageInformation.
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providing additional information on the AFM and DFM systems
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
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working on a LIN bus.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
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U**** Byte 71 DTC.
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This informational bulletin provides information to the tech to replace only the prop shaft and not the complete...
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driveline support assembly (DSA) if a rattle noise is confirmed to be coming from the prop shaft.
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the...
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front grille or radiator area.
This Preliminary Information communication provides information to the technician about vehicles that do not recognize...
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the SD card when it is used in the Performance Data Recorder (PDR) system.The SD card needs to be formatted to FAT32 and also have a class 10 designation in order to be compatible with the system.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
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Technical Assistance (TAC).
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change.
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Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is missing needle bearings. Be sure to clean the oil drains to retrieve the needle bearings. Each roller rocker has 66 bearings.
This informational bulletin provides information on proper use of floor mats.
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended,...
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causing the parking pawl to engage while driving.
This informational bulletin explains the importance of maintaining the vehicle.
This informational bulletin provides information on proper use of floor mats.
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This informational bulletin provides information on interior cleaning products and what is offered to clean the...
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interiors of GM vehicles.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
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higher CSi scores.
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as attended causing...
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the parking pawl to engage while driving.
This Preliminary Information communication advises the technician that the Product Quality Center part restriction has...
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endedfor the 8L45 and 8L90 park actuator rod.
This technical bulletin provides a procedure for replacing the emblem on the seat cover as opposed to replacing the...
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whole seat cover itself.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product...
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Allegation Resolution (PAR) claim.
This informational bulletin provides the dealer with information on what to do when requesting a new key code for the...
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customer.
This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed...
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to complete some repairs.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
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Technical Assistance (TAC).
This informational bulletin describes the new process for shipping ground effect components and other loose shipped...
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parts for new vehicles.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
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Technical Assistance (TAC).
This informational bulletin provides information on comebacks prevention information and using customer concern...
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verification sheets (CCVS).
This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles.
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A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
This Preliminary information communicates
This Preliminary Information communication provides information to the technician about connectivity concerns when...
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connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
This technical bulletin provides repair information to correct a customer concern of a convertible top creak or snap...
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noise while driving.
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This Bulletin provides a procedure to activate/enable 4G LTE Wi-Fi Hotspot on New vehicle.
This informational bulletin provides information to dealership personnel on enhancing field product reports with digital...
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pictures.
This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the...
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part numbers for the labels.
This informational bulletin provides a diagnostic tip for rear vision camera image that is grainy, distorted and/or...
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pixelated
This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed...
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to complete some repairs.
This bulletin describes the Dealer special tool loan program process.
This informational bulletin provides information to dealership personnel on properly maintaining vehicles in dealer...
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inventory.
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered...
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normal operations.
This informational bulletin provides information on Information on Installation of Stage One and Two Rear Wicker Bills...
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on Spoiler.
This preliminary informational bulletin provides information on the introduction of the Advanced Diagnostics - Proactive...
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Alerts available on many models.
This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
This informational bulletin explains the difference in oil filters and the possibilities of what may happen using the...
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incorrect filter.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
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higher CSi scores.
This informational bulletin provides information on Oil Change Information for Chevrolet Corvette.
This informational bulletin provides information to dealership personnel on policies regarding a Product Assistance...
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Claim (PAC) within the Courtesy Transportation Assistance Program.
This informational bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known...
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as a Product Allegation Resolution (PAR) claim.
This informational bulletin provides information on Installation of Stage One and Two Rear Wicker Bills on Spoiler.
This technical bulletin provides a procedure to program the RDCCM if the DTC C0407 is set.
This informational bulletin provides information on Phantom Three Beeps or Horn Chirps Heard After Turning Off Vehicle...
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and that it should be considered normal.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
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higher CSi scores.
This informational bulletin provides information to dealership personnel on properly eliminating unwanted odors in...
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vehicles.
This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended...
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Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
This informational bulletin describes the new process for shipping ground effect components and other loose shipped...
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parts for new vehicles.
This informational bulletin provides information for technicians on the reuse of fasteners and the proper reading of...
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torque specifications.
this informational bulletin provides Information on Using MyBuick, MyCadillac, MyChevrolet, and MyGMC Phone Applications...
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to Control GM Accessory Remote Start Kits.
Transmission
87 bulletinsThis PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when...
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ordering
This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when...
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ordering
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when...
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the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
This Preliminary Information communication advises the technician on diagnostic aids to help with the diagnosis and...
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repair of 8 Speed Transmissions
This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
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due to seeing grease or sealant on certain locations on the gear.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
This Preliminary information communicates for Technicians installing a Service Replacement Transmission Assembly to...
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contact Technical Assistance to make sureunit is not suspect of a snap ring concern prior to installation.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
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software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This Preliminary information communicates diagnostic information for vehicles with transmission noise.
This Preliminary information communicates diagnostic information for vehicles with transmission noise
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities.
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The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if...
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found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This technical bulletin provides a procedure for the techs to replace the forward check ball and separator plate if...
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found the cause of the customers concern of No Forward Gear When Shifting from Park to Drive and/or Reverse to Drive.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This Preliminary information communicates to have the dealer contact TAC with the transmission TUN number prior to...
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transmission installation.
This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares
This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First...
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Start Up/Shift of the Day Under Light Throttle.
This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating.
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The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This concern may also be present while cruising at highway speeds and then an aggressive increase in throttle.This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to downshift.
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring...
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harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares
This Preliminary Information communication advises the technician on diagnostic aids to help with the diagnosis and...
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repair of 8 Speed Transmissions
This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First...
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Start Up/Shift of the Day Under Light Throttle.
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when...
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the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
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software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
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software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This informational bulletin advises the technician of possibly installing the incorrect 1-2-7-8-R clutch fluid passage...
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seal and which seal should be used with measurements of the seal.
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
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due to seeing grease or sealant on certain locations on the gear.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
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test.
This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift Upon First...
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Start Up/Shift of the Day Under Light Throttle.
This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts,...
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Slips, or Flares.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
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software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
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due to seeing grease or sealant on certain locations on the gear.
Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode...
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when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, or videos. The dealer should make a copy of any customer evidence provided and file with the warranty claim.
This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh...
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Shifts, Slips, or Flares.
Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode...
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when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, or videos. The dealer should make a copy of any customer evidence provided and file with the warranty claim.
Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode...
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when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, videos, documented complaints of overheating prior to the special coverage, or a track receipt. The dealer should make a copy of any customer evidence provided and file with the warranty claim.
Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode...
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when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, or videos. The dealer should make a copy of any customer evidence provided and file with the warranty claim.
This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh...
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Shifts, Slips, or Flares.
Special Coverage. Certain vehicles may have a condition where the vehicle may overheat and enter a reduced power mode...
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when driven on a track at sustained high speeds in high ambient temperatures. Dealers are to install an updated radiator package and, for automatic transmission vehicles, updated shift-point calibration software. The repairs will be made at no charge to the customer. The customer must provide evidence of an overheating condition in the form of one of the following: Diagnostic Trouble Code, photos, or videos. The dealer should make a copy of any customer evidence provided and file with the warranty claim.
This informational bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh...
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Shifts, Slips, or Flares.
This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been...
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repaired for the flare and its still noticed.
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring...
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harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old...
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fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring...
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harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring...
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harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.
This Preliminary information communicates to the dealer technician that the part numbers for the internal wiring...
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harnesses for the 8 speed RWD transmissions are not listed in the Electronic Parts Catalog. Technicians are to refer to the information provided in this document to obtain the internal wiring harness part numbers by application.
This technical bulletin provides repair information to correct conditions of difficult to shift into gear, grinds when...
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shifting, possible gear clash, intermittent gear pop out and/or mushy shifts.
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
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software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been...
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repaired for the flare and its still noticed.
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering...
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gear due to seeing grease or sealant on certain locations on the gear.
This technical bulletin provides information for new transmission oil to use, a procedure for exchanging the old fluid...
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and adding the new fluid to a service transmission.
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old...
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fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old...
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fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This technical bulletin provides repair information to correct a customer concern of difficult to shift into gear,...
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intermittent gear pop out and/or mushy shifts (no grind).
This informational bulletin provides normal operating characteristics and diagnostic information on Manual...
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transmissions.
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old...
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fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
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test.
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or...
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shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
This Preliminary Information communication provides information to the technician about vehicles that have a hot temp message.
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Any time the maximum recommended temperatures are reached in any condition, the Driver Information Center will give warnings at the appropriate time for coolant, oil, or transmission fluid. A cool-down lap or two will bring operating temperatures back to a reasonable level and aggressive track driving can be resumed.
This Preliminary Information communication provides information to the technician to refer to bulletin 16-NA-175 to aid...
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in addressing torque converter clutch shudder concerns.
This Preliminary Information communication provides information to the technician to refer to bulletin 16-NA-175 to aid...
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in addressing torque converter clutch shudder concerns.
This Preliminary Information communication provides information to the technician about vehicles that have the base...
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power seat, Memory Recall, and Easy Exit Recall functions may seem erratic or seem to operate intermittently. Technician should become familiar with the following areas of the power/ memory seat system will aid in assisting customers with its functionality, limit switches, unsupervised / supervised movements, auto memory recall (if equipped), Easy Exit Recall (if equipped), and the difference between the manual transmission and automatic transmission.
This preliminary information bulletin provides a procedure to install a power steering gear cooling duct for track use...
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to decrease temperature with the steering gear.
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or...
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shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or...
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shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating.
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The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to first gear.
This informational bulletin provides technicians with information to assist in identifying operating characteristics of...
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manual transmissions that repair attempts will not change.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
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test.
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering...
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gear due to seeing grease or sealant on certain locations on the gear.
This Preliminary Information communication advises the technician that the rear wheel drive manual transmission...
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restriction has ended.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
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test.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating.
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The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle. This concern may also be present while crusing at highway speeds and then an aggressive increase in throttle.This is considered normal operation of the vehicle the throttle is delayed and opened slowly up to .7 seconds to help minimize driveline lash and clunking or will have approximately .5 seconds of zero torque to allow the transmission to shift to downshift.
Electrical
68 bulletinsThis PI Addresses a possible solenoid wiring fault and how to inspect the build date to identify
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use...
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for certain repairs, such as Wiring Harness Repairs.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
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repairing wiring harnesses.
This service bulletin provides information on key code security rules and information on GM keycode look-up applications...
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(U.S).
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles.
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It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
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repairing wiring harnesses.
In situations where your vehicle side doors will not open from INSIDE the vehicle due to low or no battery voltage, such...
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as a discharged or disconnected battery, or if the vehicle is entered without the key fob or the fob is not working, the driver and passenger side doors can be opened from the inside of the vehicle by using the manual release levers located on the floor between the seats and the door openings.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.
This service bulletin provides information on Module Harvesting.
This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a...
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condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.
This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical...
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connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
IPC Odometer Programming Method Quick Reference Guide Season Odometer Programming Methods in Use Today 1.
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IPC reprogramming and setup using the service programming system (SPS). 2. Odometer setup at the electronic service center (ESC) when using an exchange IPC/DIC. 3. Tech 2 The Tech 2 is used to set up a replacement BCM, which includes loading the odometer value that is displayed and stored in the IPC. A replacement IPC will display the previously stored vehicle odometer value, communicated from the BCM, after cycling the ignition or driving the vehicle. *The odometer programming is integrated as part of the BCM programming procedure. It is not a stand-alone event.
Recovery Process from a Controller Reprogramming Interruption During service reprogramming of the T87 TCM, some...
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technicians may notice the TCM may fail during the reprogramming event and become unresponsive to the Service Programming System (SPS), unresponsive to the GDS2 tool. This bulletin addresses corrective actions to attempt to recover the module before declaring the TCM as a bad part and replacing. During reprogramming, an interruption can cause the module to lock up. A module reset may recover the TCM
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct...
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battery cold cranking amperage (CCA) ratings and type are critical for proper test results when using the EL-50313. Access to the battery specification label, which contains the OEM part number and CCA rating and type, may be difficult without component removal. Refer to the table below for the original equipment ratings and part numbers used to set up a proper battery test. There has been some confusion as to the correct ACDelco battery warranty replacement. Refer to the table below for the correct battery warranty replacement. The correct ACDelco battery warranty replacement in the catalog is designated by the "Original Equipment Replacement" note in the description field.
This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical...
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connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This warranty administration bulletin explains to the technician that when using wiring repair labor operations,...
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additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
This informational bulletin provides information on key code security rules and information on GM keycode look-up...
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applications.
This informational bulletin provides information on key code security and information on GM key code look up...
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applications.
This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part...
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Number in eSI and how to locate the part(s) in the EPC.
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not...
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when replacing a module.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
This informational bulletin provides information for programming the low speed LAN module due to the mirrors memory...
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position reverse tilt position is inoperative.
This warranty admin bulletin explains to the technician additional information may be needed when submitting...
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transactions when doing wiring repairs.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
17245 - Customer Satisfaction Program.
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Certain vehicles may have a condition in which a ?Trunk Ajar? message is displayed, or the mechanical trunk release may not operate to open the trunk lid. Dealers will reprogram the liftgate control module.
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive...
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finish".
17245 - Customer Satisfaction Program.
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Certain vehicles may have a condition in which a ?Trunk Ajar? message is displayed, or the mechanical trunk release may not operate to open the trunk lid. Dealers will reprogram the liftgate control module.
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not...
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when replacing a module.
This warranty admin bulletin explains to the technician additional information may be needed when submitting...
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transactions when doing wiring repairs.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
This Preliminary Information communication provides information to the technician about the Media Oriented Systems...
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Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport bus concerns. The kit contains header connectors that are installed to bypass Media Oriented Systems Transport bus modules. The bypass connector also contains a terminal for verifying Media Oriented Systems Transport control circuit voltages. Technician should review Media Oriented Systems Transport bus description and operation and Diagnostic Trouble Code U0028 diagnostic procedures.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
This Preliminary Information communication provides information to the technician on how to tell the difference between...
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the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. There are pictures of all the individual modules for identification purposes.
This preliminary information bulletin provides a procedure on how to check for the customer concern of a blank radio...
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with/without audio, by checking the the wiring harness, ECU and reprograming the HMI software update, if the wiring or ECU are not the cause.
This technical bulletin provides a procedure to perform diagnosis before just replacing the battery sensor module.
This technical bulletin provides multiple fixes for a condition of a waiting for update screen appearing on the display,...
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due to either a reprogramming of the hmi module or due to a fuse that needs to be pulled and restarting of the module.
This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.
This warranty administration bulletin provides policy information on ACDelco replacement battery warranty procedures.
This informational bulletin provides information on On rare occasions, a security code input message with SPS error code...
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E5659, M5304, and/or M5530 may be displayed in TIS2web when the technician is programming any module. If this concern is encountered, the technician should start by ensuring that the module being programmed is not a used module and that the VIN matches on VIN plate, TIS2web programming screen, and GDS2 module identification information screen.
This technical bulletin is providing a procedure to reprogram the HMI module to correct multiple conditions including...
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Waiting for Update Media Message, Voice Command For Calling Bluetooth Phone Contacts Inoperative, Intermittent Loss of Rear Camera Gridlines, Service Rear Vision System Message, Radio Turns On Unwanted At Startup, and/or Navigation Radio Destination State Defaults To WV, Intermittent Radio/display Resets, Volume Control Inoperative.
This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and...
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reprogram modules.
This informational bulletin provides information to dealership personnel regarding warranty codes generated by EL-50313...
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Midtronics GR8 Battery Tester/Charger required for claim processing on labor operations 4041510, 4041520 and 250 mile/400 km labor operation restriction (North America ONLY).
15521 ? Customer Advisory Letter.
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On these vehicles, if the side doors will not open from inside the vehicle due to low or no battery voltage, such as a discharged or disconnected battery, or if the vehicle is entered without the key fob or the fob is not working, customers are being advised that the driver and passenger side doors can still be opened from inside the vehicle by using the manual release levers located on the floor between the seats and the door openings. Also, if the vehicle's side doors will not open from outside the vehicle due to low or no battery voltage, such as a discharged or disconnected battery, or if the key fob is not working, customers are being advised that the driver side door can still be opened by using their key to manually open the vehicle's trunk and pulling the manual door release tab located in the trunk.
This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC)...
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and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
This informational bulletin explains to the dealer how to cover a possible customers mistake when a fuse has been blown.
This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC)...
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and/or Battery Light is Flashing and the procedures to turn the transport mode message on and off.
This technical bulletin provides a procedure to properly reprogram an onstar module to correct a condition of Red LED,...
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No WiFi Operation, and/or Limited OnStar Module Functionality After OnStar Module Replacement for Another Condition.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
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replacements.
This informational bulletin provides information to dealership personnel regarding original equipment battery part...
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numbers and AC Delco replacement battery approved warranty part numbers.
This warranty administration bulletin adds the 2016 model year to a communication which provides dealership personnel...
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revised wiring repair labor operations and required additional information.
This technical bulletin provides multiple fixes for a condition of a waiting for update screen appearing on the display,...
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due to either a reprogramming of the hmi module or due to a fuse that needs to be pulled and restarting of the module.
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers
Brakes
48 bulletinsThis service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer...
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concern of wheel clicking.
This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of...
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time.
This service bulletin provides information for cleaning the brake calipers that may have staining/discoloring on the...
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paint of the brake caliper.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
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disk on gasket sealing surfaces or reused parts.
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This service bulletin provides information for cleaning the brake calipers that may have staining/discoloring on the...
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paint of the brake caliper.
This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of...
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time.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
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disk on gasket sealing surfaces or reused parts.
This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of...
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time.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
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disk on gasket sealing surfaces or reused parts.
This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
Brake squeal or squeak Noise Intermittently on Initial Brake applies
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies Condition/Concern Some customers may comment on...
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a squeal or squeak noise from the front brakes. This condition normally only occurs on initial brake applications after the vehicle has sat for an extended time. The condition occurs typically under light braking, in speeds under 16 km/h (10 mph). After 1-6 brake applies, or after braking at higher speeds, the noise no longer occurs. This condition may occur more often in high humidity conditions.
Clicking Noise from Front Wheels While Turning at Slow Speeds Condition Some customers may comment on a clicking...
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noise emanating from the front wheels location. This condition may be more predominant at low speeds (10-20 mph or 16-32 km/h) during full wheel lock turns on dry clean pavement. Cause - his may be caused by interaction between the wheel mounting face and the wheel mounting surfaces on the brake rotor. Correction - lean both of the wheels mounting surfaces
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of...
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time.
This service bulletin provides information for cleaning the brake calipers that may have staining/discoloring on the...
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paint of the brake caliper.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
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Initial Brake Applies.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly...
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abrasive disk on gasket sealing surfaces or reused parts.
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk...
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on gasket sealing surfaces or reused parts.
17267 - Service Update.
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Certain vehicles, equipped with a performance suspension system (RPO FE6) and ceramic brake rotors (RPO J57), may have a brake wear indicator system that does not function properly. Dealers are to reprogram the electronic brake control module.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of...
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wheel clicking.
This Preliminary Information communication provides information to the technician about vehicles that maynot move after...
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being parked for extended period of time. This issue is due to the fact that the brake pads may have frozen to the vehicle's rotors. Technician should not replace any parts for this concern.
This technical bulletin provides a procedure to apply copper paste to the brake calipers to correct a condition of Brake...
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Squeal or Squeak Noise Intermittently on Initial Brake Applies.
This preliminary bulletin provides a procedure to clean the back side of the rims and rotors and to correct the...
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customers concern of wheel clicking.
This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red...
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brake light intermittently comes on.
This bulletin provides information on possible normal brake drag caused by sitting.
This Preliminary Information communication provides information to the technician about diagnosing a vehicle that has a...
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"Change Brake Pads" message that appears in the Driver Information Center. Technician will need to first inspect the brake pad wear sensor harness for damage.
This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This preliminary informational bulletin provides repair information for cleaning mating surface of wheels and rotors to...
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correct a customer concern of clicking noise from front and/or rear wheels.
Body & Paint
43 bulletinsThis preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when...
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addressing underbody component corrosion with customers.
This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that...
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have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the...
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shipping film.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
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Guidelines.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
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characteristic.
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed...
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Aluminum Wheels.
This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
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Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
This service bulletin provides information on Paintless Dent Repair Process.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
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Guidelines.
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
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characteristic.
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and...
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Replacement Guidelines.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
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Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
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Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and...
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Replacement Guidelines.
This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint...
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percentage.
This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and...
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that it is considered a normal condition.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
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Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
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characteristic.
Thins informational bulletin provides information on Paint-less Dent Repair Process.
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed...
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Aluminum Wheels.
This technical bulletin provides a procedure to replace the left side differential carrier cover and seal to correct a...
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condition of Warble Noise from the Rear of the Vehicle.
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
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Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
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Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This preliminary informational bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
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Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that...
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have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
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Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This technical bulletin provides a procedure to reposition the coolant surge hose clamp away from the hood blanket to...
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avoid hood closing interference.
This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a...
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MIL and DTCs P0420 and P0430 setting.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
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Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
Thins informational bulletin provides information on Paint-less Dent Repair Process.
This information bulletin provides a procedure on how to remove the paint stain that may present itself under the...
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shipping film.
This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving...
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Speeds
This informational bulletin provides information for assisting the customer in setting the position for the memory...
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mirror and the reverse tilt
This preliminary informational bulletin provides information to customers or technicians who may notice a strip of black...
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anti-abrasion tape attached to the underside of the rear liftgate or rear compartment lid, and think it should be removed.
This informational bulletin provides recommendations and product information for application of anti-corrosion materials
This Informational bulletin describes warranty part reviews where door glass had chips or scratches.
This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of...
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Chromed Aluminum Wheels.
This PI bulletin provides information on Rear and Side Tempered Glass Spots (Quench Marks) and they are normal...
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characteristic.
This preliminary informational bulletin provides information to dealership personnel which may be helpful when...
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addressing underbody component corrosion with customers.
Fuel System
42 bulletinsThis informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for...
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analysis.
This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport...
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or Track Modes and that this is considered a normal characteristic.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...
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the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure...
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the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles...
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that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a lifter tick. If the noise is heard best at the fuel line and the sound will be real loud with a stethoscope. The fuel line will need to be replaced.
This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport...
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or Track Modes and that this is considered a normal characteristic.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles...
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that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a lifter tick. If the noise is heard best at the fuel line and the sound will be real loud with a stethoscope. The fuel line will need to be replaced.
This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport...
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or Track Modes and that this is considered a normal characteristic.
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a...
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customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport...
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or Track Modes and that this is considered a normal characteristic.
This Preliminary information communicates provides information to the technician on the use of R-99 or R-95 Renewable...
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diesel fuel.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...
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the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a...
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customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a...
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customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
This Preliminary information communicates theuse of Winter grade fuel during the warm months of 2020 and the potential...
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rivabilityissues that it can cause. The ongoing Coronavirus (COVID-19) pandemic has caused significant reductions in driving and fuel use. Due to the surplus of winter grade fuel sitting in storage (pipelines/stations) the EPA is waiving the fuel vapor requirement. This will extend the use of winter fuel into the summer months. The drivability concernsshould not be single events but should be multiple occurrences associated with hot days.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This informational bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in...
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Sport or Track Modes and that this is considered a normal characteristic.
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the...
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part and ordering it from the EPC.
This Preliminary information communicates theuse of Winter grade fuel during the warm months of 2020 and the potential...
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rivabilityissues that it can cause. The ongoing Coronavirus (COVID-19) pandemic has caused significant reductions in driving and fuel use. Due to the surplus of winter grade fuel sitting in storage (pipelines/stations) the EPA is waiving the fuel vapor requirement. This will extend the use of winter fuel into the summer months. The drivability concernsshould not be single events but should be multiple occurrences associated with hot days.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...
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the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended...
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cranking condition.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...
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the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and Vehicle Data Recorder tools, giving website address and step by step instructions to complete the update.
This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks...
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using the evaporative emission cart smoke machine and ultrasonic leak detectortools.
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles...
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that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a lifter tick. If the noise is heard best at the fuel line and the sound will be real loud with a stethoscope. The fuel line will need to be replaced.
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure...
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the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This informational bulletin explains how the catalytic converters may need an inspection, cleaning or replacement if...
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debris have entered the exhaust system.
This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER...
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Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.
This informational bulletin provides information on TOP TIER Detergent Gasoline and available retail brands.
This informational bulletin provides information on Corvette and Camaro ZL1 Exhaust Tone During Wide Open Throttle while...
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in Sport or Track Modes and that this is considered a normal characteristic.
This informational bulletin provides information for maintenance cleaning of the fuel injectors.
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended...
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cranking condition.
Tires & Wheels
39 bulletinsThis service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM...
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Vehicles.
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This service bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or...
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Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This service bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or...
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Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all...
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repairs requiring balance and Road Force measurement.
This service bulletin provides information to address a tire chatter noise during low speed tight turn conditions (i.e.
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parking lot, driveway, etc.) primarily during cooler ambient temperatures.
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
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Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all...
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repairs requiring balance and Road Force measurement.
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
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Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate...
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ride characteristics of GM cars and trucks.
This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate...
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ride characteristics of GM cars and trucks.
This informational bulletin provides information to address a chatter noise during low speed tight turn conditions (i.e.
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parking lot, driveway, etc.) primarily during cooler ambient temperatures.
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance,...
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Shake, Flat Spotting) of GM Original Equipment Tires.
Information on Tire Cold Weather Cracking
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
Information on Tire Cold Weather Cracking
This service bulletin provides information on tire cold weather cracking and the proper techniques on taking care of the...
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tires and proper use.
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for...
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GM Vehicles.
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This informational bulletin explains the wheel Road Force balancers and what they can do for customer concerns.
This informational bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left...
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or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
This informational bulletin provides customers and dealership personnel with information on the common vehicle...
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characteristic of tire hop / tire chatter during tight turns at parking lot speeds.
This informational bulletin provides additional information to the technician on how to check for Tire Radial Force...
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Variations and the difference between balancing a flange and flangeless rim.
This informational bulletin provides customers and dealership personnel with information on the common vehicle...
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characteristic of tire hop / tire chatter during tight turns at parking lot speeds.
This Preliminary Information communication provides information to the technician about having difficulty seating the beads on the tires.
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If this issue is encountered at the dealership technicians are to review May 2015 Emerging Issues Broadcast to address this concern.
This informational bulletin provides information on tire cold weather cracking and the proper techniques on taking care...
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of the tires and proper use.
Lighting
23 bulletinsThis informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance...
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Schedules.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
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Accessories.
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This Preliminary information communicates to dealers of a known issue with failed map update
This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or...
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Fog/Driving Lamp Damage.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
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Accessories.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
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This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
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This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE)...
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Tires and PDI installed Limited Production Option (LPO) Tires.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
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This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
This service bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty...
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Coverage Period.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
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This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
SHAKE AND/OR SHUDDER DURING LIGHT THROTTLE ACCELERATION BETWEEN 40 AND 128 KM/H (25 AND 80 MPH) AT A STEADY STATE.
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and...
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the Proper use of GM Simplified Maintenance Schedules.
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During...
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Warranty Coverage Period.
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement...
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Guidelines.
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement...
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Guidelines.
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This informational bulletin provides the information on what may occur if the charge air cooler is not filled and...
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drained properly after a service or replacement has been completed.
This informational bulletin was created to inform that any accessories that are installed from the GM factory will be...
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covered under the standard vehicle warranty and dealer installed accessories will be covered for a full year (12 months).
This informational bulletin provides dealership personnel information on unscheduled supplemental services (including...
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flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
Infotainment
20 bulletinsRadio Inoperative with No Communication and DTC U0184
Infotainment System Will Not Return to Media After Bluetooth Call Ends
This informational bulletin provides information for dealers, technicians and customers on the eLSD Wheel Slip Display...
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in DIC.
This informational bulletin provides information for dealers, technicians and customers on the eLSD Wheel Slip Display...
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in DIC.
This informational bulletin provides information on Normal Radio Display Operation ? Display Does Not Remain Off at...
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Times After Being Turned Off in Settings and no parts should be replaced due to this condition.
This Technical Bulletin provides procedures to upgrade a vehicle with the Android Auto feature for 2016 and 2017 Model...
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Year vehicles.
This technical bulletin provides repair information to correct a customer concern of Audio Muting When Listening to Some...
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SiriusXM Channels Due to Interference in Some Geographic Locations.
This technical bulletin provides repair information to correct a customer concern of Audio Muting When Listening to Some...
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SiriusXM Channels Due to Interference in Some Geographic Locations.
This technical bulletin provides repair information to correct a customer concern of hearing a door rattle noise from...
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outside of vehicle during high radio volume or high bass levels.
This informational bulletin provides information for dealers, technicians and customers on the eLSD Wheel Slip Display...
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in DIC.
This Preliminary Information communication provides information to the technician about vehicles that may have an issue...
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when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
This informational bulletin provides information and Tips for Customers Having Difficulty Launching Android Auto or...
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Apple CarPlay.
This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not...
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function properly when diagnosing infotainment complaints, which may lead to mis-diagnosis.
This informational bulletin provides information for the technician when looking up the P/N for the 3.5 mm audio jack...
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for the USB, to make sure and enter the VIN# to ensure the correct part is being ordered.
This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a...
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condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that experience normal audio. This could be due to interference from transmitting sources outside of Sirius XM?s frequency range.
This Technical Bulletin provides a fix to reprogram the radio for vehicles that may experience any of the following...
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conditions: DTC U0184 Set, Radio Inoperative, Blue Screen, AM Clipping Noise, HD On/Off Status Not Retained in Stations, Time Lag on Transitions, No Audio with Internal Amp, Park Assist Symbol Position Wrong in Rear View Camera
This informational bulletin provides information on Audio Volume Stuck High or Low with No DTCs and that this is a...
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normal characteristic.
This informational bulletin provides information to the customer on the radio display "info pages" being blank and to...
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make sure to select in the "active info pages" menu.
This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a...
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condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that experience normal audio. This could be due to interference from transmitting sources outside of Sirius XM?s frequency range.
This Informational Bulletin provides information for customers to report Missing or Inaccurate navigation Radio Map Disc...
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information.
HVAC & Climate
8 bulletinsThis service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold...
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weather climates and testing those batteries.
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS)...
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concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or...
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cold weather climates and testing those batteries.
This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or...
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cold weather climates and testing those batteries.
This technical bulletin provides repair information for the correction of a customer concern of short duration musty...
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odors emitted from the HVAC system at vehicle start-up in hot, humid conditions.
This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor...
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emanating from HVAC system.
Suspension
7 bulletinsFront Lower Ball Joint and Knuckle Inspection After Road Hazard Tire/Wheel Damage and/or Noise from Front End
Front Lower Ball Joint and Knuckle Inspection After Road Hazard Tire/Wheel Damage and/or Noise from Front End
Front Lower Ball Joint and Knuckle Inspect ion After Road Hazard Tire/Wheel Damage and/or Noise from Front End
Rattle Type Noise/Sound from the Drive Support Assembly (DSA) Condition Some customers may comment on a rattle type noise.
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Further investigation will reveal the noise is originating from the drive support assembly area. Cause This may be due to the propeller shaft hub clamp bolt coming loose. Correction Replace the propeller shaft hub clamp bolt.
This informational bulletin provides information on Driveline Support (Torque Tube) / Propeller Shaft Input to Front Hub...
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Bearing Alignment.
This bulletin provides information on replacing the prop shaft hub clamp (AT) or the input shaft frt bearing (MT)...
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whenever the driveline support assembly has been removed for repair.
This informational bulletin provides information on Driveline Support (Torque Tube) / Propeller Shaft Input to Front Hub...
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Bearing Alignment.
Software & Calibration
5 bulletinsThis service bulletin provides technicians with updated information to help identify the differences between what is...
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considered a fluid leak, and what is considered fluid seepage.
This service bulletin provides technicians with updated information to help identify the differences between what is...
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considered a fluid leak, and what is considered fluid seepage.
This service bulletin provides technicians with updated information to help identify the differences between what is...
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considered a fluid leak, and what is considered fluid seepage.
Recovery Process from a Controller Reprogramming Interruption
This service bulletin provides technicians with updated information to help identify the differences between what is...
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considered a fluid leak, and what is considered fluid seepage.
Hybrid & EV
2 bulletinsThis service bulletin provides information on AGM batteries that require less frequent charging in storage.
This service bulletin provides information on AGM batteries that require less frequent charging in storage.
Air Bags & Safety
1 bulletinThis service bulletin provides information on availability for a seat belt extender.
Steering
1 bulletinThis preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid...
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reservoir.