2018 Buick Regal TSBs
891 Technical Service Bulletins across 16 categories
Categories
Engine
293 bulletinsThis service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
Read full bulletin
internal engine damage.
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 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 Preliminary information communicates a possible issue with an engine timing chain, gear or crankshaft key.
This Preliminary information communication provides information to the technician with diagnostic tips for diagnosing...
Read full bulletin
reduced or low engine power with no Driver Information Center messages, that may be caused by an inaccurate brake pedal position sensor.
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 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 provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
Read full bulletin
GDS 2.
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft...
Read full bulletin
issue.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal...
Read full bulletin
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 advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal...
Read full bulletin
characteristics of the vehicle.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
Read full bulletin
consumption.
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.
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 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 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 service bulletin provides information on the new oil filter UPF63R to be used on the HFV6 Engines.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
service or aftermarket calibrations.
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 guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
Read full bulletin
consumption.
This service bulletin provides inspection/diagnosis/correction information on a cold start misfire and/or rough idle and...
Read full bulletin
DTC P0300 that may also be set.
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted andnot start afterward.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
conductive finish.
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
Read full bulletin
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...
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 information on the cold start control system in DI engines to reduce cold start emissions...
Read full bulletin
and improve fuel economy.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
Read full bulletin
service or aftermarket calibrations.
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 about vibration complaints that are...
Read full bulletin
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 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...
Read full bulletin
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.
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 service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction...
Read full bulletin
Indicator Lamp (MIL) Illuminated.
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 advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal...
Read full bulletin
characteristics of the vehicle.
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 General Motors Dealership Critical Equipment Requirements and...
Read full bulletin
Recommendations.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This informational bulletin advised the technician that the engine and related parts will be debited if found that the...
Read full bulletin
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...
Read full bulletin
service or aftermarket calibrations.
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 that General Motors Technical...
Read full bulletin
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 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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
issue.
This Preliminary information communication provides information to the technician with diagnostic tips for diagnosing...
Read full bulletin
reduced or low engine power with no Driver Information Center messages, that may be caused by an inaccurate brake pedal position sensor.
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 diagnostic aid information/procedures to perform inspections to determine if the engine...
Read full bulletin
needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
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 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 Preliminary information communicates that a rotational clicking noise heard after engine shut down is a design...
Read full bulletin
characteristic and no repairs should be attempted.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
Read full bulletin
vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal...
Read full bulletin
characteristics of the vehicle.
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 communication provides information to the technician that General Motors Technical...
Read full bulletin
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...
Read full bulletin
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 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 about changing the tire and wheel size on vehicles.
Read full bulletin
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 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.
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 Preliminary Information communication provides information to the technician that General Motors and General Motors...
Read full bulletin
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...
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 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...
Read full bulletin
engine is started while diagnosing for noise from the engine or transmission.
This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
Read full bulletin
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 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...
Read full bulletin
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 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 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 inspection/diagnosis/correction information on a cold start misfire and/or rough idle and...
Read full bulletin
DTC P0300 that may also be set.
This Preliminary Information communication provides information to the technician about a no start or another concern...
Read full bulletin
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.
Read full bulletin
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 bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint.
Read full bulletin
GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY).
This service bulletin advises the technician of a diagnostic test for a possible issue with a damaged OCV solenoid that...
Read full bulletin
may cause an oil leak and misfire, illuminating the MIL and setting DTCs P0300, P0302 and/or P0305.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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.
Special Coverage. Certain vehicles may have a condition which affects the electrical connection to one of the vehicle?s...
Read full bulletin
accelerator pedal position sensors. If this electrical connection is interrupted, the accelerator pedal will still function, but the vehicle will enter a reduced engine power mode in which the vehicle?s maximum acceleration and torque are reduced. Additionally, the Malfunction Indicator Light (Check Engine Light) will illuminate, the ?Engine Power is Reduced? message will display, and a diagnostic trouble code for Accelerator Pedal Position Sensor Correlation (P2138) will be set when this condition occurs. Dealers are to replace the accelerator pedal and position sensor assembly as necessary and repair the engine wire harness (Malibu LFV only). The repairs will be made at no charge to the customer.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
Read full bulletin
vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This service bulletin provides diagnostic strategy information to aid in diagnosing a Ticking, Tap or Rattle Noise from...
Read full bulletin
Engine with Possible Misfire, Malfunction Indicator Lamp (MIL) Illuminated.
This service bulletin provides diagnostic aid information/procedures to perform inspections to determine if the engine...
Read full bulletin
needs to be replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
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 Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
Read full bulletin
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...
Read full bulletin
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 steps to perform to determine if the concern relates to a Navigation loading...
Read full bulletin
concern that is under engineering investigation.
This service bulletin provides a repair procedure to correct a customer concern of Coolant and/or Oil Leak, Malfunction...
Read full bulletin
Indicator Lamp (MIL) Illuminated?.
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 diagnostic aid procedure to perform inspections to determine if the engine needs to be...
Read full bulletin
replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
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 technical bulletin provides a procedure to seal the bedplate bolt #621 if found the cause of the oil leak.
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 diagnostic aid procedure to perform inspections to determine if the engine needs to be...
Read full bulletin
replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
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 technical bulletin provides a procedure to seal the bedplate bolt #621 if found the cause of the oil leak.
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 service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt Squeak, MIL...
Read full bulletin
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 Preliminary Information communication provides information to the technician about vehicles that have a Service...
Read full bulletin
Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Code P06DE set in the Engine Control Module. P0651 may also be set in the ECM with the P06DE. Technician must follow published Service Information diagnostics for P06DE. If diagnostics lead to removing the oil pan or engine oil pressure is below specification when hot, to inspect the oil piston nozzles for damage. Technician should replace the broken oil nozzle(s) as long as the engine does not have any damage which warrants engine replacement.
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.
This Preliminary Information communication provides information to the technician about engine block of possible...
Read full bulletin
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 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 service bulletin provides diagnostic aid procedure to perform inspections to determine if the engine needs to be...
Read full bulletin
replaced as opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
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 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 Preliminary information communicates steps to perform to determine if the concern relates to a concern that is...
Read full bulletin
under engineering investigation.
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 Preliminary information communicates steps to perform to determine if the concern relates to a concern that is...
Read full bulletin
under engineering investigation.
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...
Read full bulletin
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.
Read full bulletin
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 provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
Read full bulletin
service or aftermarket calibrations.
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a...
Read full bulletin
vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This preliminary informational (PI) provides diagnosis and repair information regarding bearing damage or when an engine...
Read full bulletin
will not rotate.
This informational bulletin provides information on the new oil filter UPF63R to be used on the HFV6 Engines.
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 that General Motors Technical...
Read full bulletin
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...
Read full bulletin
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.
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 that General Motors and General Motors...
Read full bulletin
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 communicates steps to perform to determine if the concern relates to a concern that is...
Read full bulletin
under engineering investigation.
This Preliminary information communicates a possible BCM and/or circuit 5985concern ifDTC P0747 sets during engine shut...
Read full bulletin
down when the transmission is in park or neutral when no hydraulic/mechanical transmission concerns are present.
This Preliminary Information communication provides information to the technician about vehicles that have a Service...
Read full bulletin
Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
This Preliminary Information communication provides information to the technician that General Motors Technical...
Read full bulletin
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 a possible BCM and/or circuit 5985concern ifDTC P0747 sets during engine shut...
Read full bulletin
down when the transmission is in park or neutral when no hydraulic/mechanical transmission concerns are present.
This Preliminary information communicates a possible BCM and/or circuit 5985concern ifDTC P0747 sets during engine shut...
Read full bulletin
down when the transmission is in park or neutral when no hydraulic/mechanical transmission concerns are present..
This Preliminary Information communication provides information to the technician that General Motors and General Motors...
Read full bulletin
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.
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.
Special Coverage Adjustment - Certain 2016-2018 model year Chevrolet Malibu, 2017-2018 model year Buick LaCrosse, and...
Read full bulletin
2018 model year Buick Regal vehicles may have a condition which affects the electrical connection to one of the vehicle?s accelerator pedal position sensors. If this electrical connection is interrupted, the accelerator pedal will still function, but the vehicle will enter a reduced engine power mode in which the vehicle?s maximum acceleration and torque are reduced. Additionally, the Malfunction Indicator Light (Check Engine Light) will illuminate, the ?Engine Power is Reduced? message will display, and a diagnostic trouble code for Accelerator Pedal Position Sensor Correlation (P2138) will be set when this condition occurs. Dealers are to replace the accelerator pedal and position sensor assembly as necessary and repair the engine wire harness (Malibu LFV only). The repairs will be made at no charge to the customer.
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
Read full bulletin
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...
Read full bulletin
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.
Read full bulletin
Dealers Only).
This Preliminary information communicates a workaround that will lessen the occurrence of the XM presets greying out...
Read full bulletin
(19-NA-249) until Engineering comes up with a permanant repair.
This technical bulletin provides a procedure to have the valve body spacer plate replacement and transmission control...
Read full bulletin
module reprogramming with the latest software.
This Preliminary information communicates a possible BCM concern ifDTC P0747 sets during engine cranking when the...
Read full bulletin
transmission is in park.
This Preliminary information communicates a possible BCM concern ifDTC P0747 sets during engine cranking when the...
Read full bulletin
transmission is in park.
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by...
Read full bulletin
General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a...
Read full bulletin
guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Preliminary information communicates a workaround that will lessen the occurrence of the XM presets greying out...
Read full bulletin
(19-NA-249) until Engineering comes up with a permanant repair.
This Preliminary information communicates a workaround that will lessen the occurrence of the XM presets greying out...
Read full bulletin
(19-NA-249) until Engineering comes up with a permanant repair.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
Read full bulletin
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...
Read full bulletin
customer concerns related to wheel alignment.
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to...
Read full bulletin
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...
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 a possible BCM concern ifDTC P0747 sets during engine cranking when the...
Read full bulletin
transmission is in park.
This engineering information (EI) closure ends the need for information from the field on a stick-slip type condition...
Read full bulletin
felt in steering wheel at highway speeds. If a vehicle is encountered with the this condition, refer to SI for further diagnosis.
This technical bulletin provides a procedure to perform inspections to determine if the engine needs to be replaced as...
Read full bulletin
opposed to just internal parts for knocking, rattle, squeak and/or squeal type noises from engine.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
Read full bulletin
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...
Read full bulletin
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 engineering information bulletin is requesting to gather information from the field to determine a root cause for a...
Read full bulletin
condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle...
Read full bulletin
engine oil consumption.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
Read full bulletin
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 the technician with the diagnosis and repair steps for a vehicle...
Read full bulletin
with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
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 communication provides information to the technician about vibration complaints that are...
Read full bulletin
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 engineering informational bulletin is requesting to gather information from the field to determine a root cause for...
Read full bulletin
a condition of a stick-Slip Type Condition Felt in Steering Wheel at Highway Speeds. The information gathered will be used to develop a field fix.
This Preliminary Information communication provides information to the technician about a no start or another concern...
Read full bulletin
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...
Read full bulletin
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.
Read full bulletin
Technicians shouldrefer to Service Information for information regarding most accessories. Technicians mayalso contact PARTECHand/orthe Techline Customer Support Center for additional support.
Certain 2016-2018 model year Chevrolet Malibu, 2017-2018 model year Buick LaCrosse, and 2018 model year Buick Regal...
Read full bulletin
vehicles may have a condition which affects the electrical connection to one of the vehicle?s accelerator pedal position sensors. If this electrical connection is interrupted, the accelerator pedal will still function, but the vehicle will enter a reduced engine power mode in which the vehicle?s maximum acceleration and torque are reduced. Additionally, the Malfunction Indicator Light (Check Engine Light) will illuminate, the ?Engine Power is Reduced? message will display, and a diagnostic trouble code for Accelerator Pedal Position Sensor Correlation (P2138) will be set when this condition occurs. Dealers are to replace the accelerator pedal and position sensor assembly as necessary and repair the engine wire harness (Malibu LFV only). The repairs will be made at no charge to the customer.
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 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...
Read full bulletin
severe internal engine damage.
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits.
Read full bulletin
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...
Read full bulletin
conductive finish.
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using...
Read full bulletin
the Tech 2 or GDS 2.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
Read full bulletin
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...
Read full bulletin
service or aftermarket calibrations.
This Preliminary Information communication provides information to the technician about a no start or another concern...
Read full bulletin
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...
Read full bulletin
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 change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains...
Read full bulletin
how toptier fuels should be used to reduce carbon build up.
This Preliminary Information communication provides information to the technician that General Motors Technical...
Read full bulletin
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 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 Preliminary information communicates information on IPC Speedlimit concerns.Speed limit displays no value, toggles between values,or is blank.
Read full bulletin
(All models) The speed limit unit of measurement (KPH/MPH) flashes. (for Cadillac Models only). Concern beingresearched by engineering and no repairs are currently available.
This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted andnot start afterward.
Read full bulletin
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 a no start or another concern...
Read full bulletin
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 provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This engineering information PI ends the need for information from the field on a oil leak from the oil pan.
This engineering information PI ends the need for information from the field on a oil leak from the oil pan.
This informational bulletin provides information for the dealer technician to gather as much information to help aid...
Read full bulletin
Engineers by completely filling out requested reports.
This informational bulletin provides information on a normal engine operating condition for faster emission warm up...
Read full bulletin
time.
This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This technical bulletin provides a procedure to have the valve body spacer plate replacement and transmission control...
Read full bulletin
module reprogramming with the latest software.
This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This Preliminary Information communication provides the technician with the diagnosis and repair steps for a vehicle...
Read full bulletin
with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic...
Read full bulletin
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...
Read full bulletin
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 the technician with the diagnosis and repair steps for a vehicle...
Read full bulletin
with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar...
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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 technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This preliminary informational bulletin provides repair information for a customer concern of an engine runs rough with...
Read full bulletin
the Check Engine Light (CEL) on/low compression on cylinder with misfire. A technician may find DTC P0300 set.
This Bulletin Provides Information for Repairing Engine Front Cover Oil Leak, Sealing Surface Preparation and Applying...
Read full bulletin
RTV Sealant.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
Read full bulletin
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...
Read full bulletin
General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This technical bulletin provides a procedure to change the oil if excessive fuel has been found in the oil and the cause of the DTC set.
Read full bulletin
Also replacing the PCV valve in camshaft cover and updating the ECM with latest software.
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or...
Read full bulletin
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...
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 Preliminary information communicates information on 3 IPC Speedlimit concerns.Displayed speed limit is stuck on a...
Read full bulletin
value, not updating as the roadway speed limit changes. 2. Speed limit displays no value or is blank. 3. The speed limit unit of measurement (KPH/MPH) flashes. for Cadillac Models only). Technicians are to reprogram the radio for condition 1. Condition 2 and 3 are being researched by engineering and no repairs are currently available.
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 information on 3 IPC Speedlimit concerns.Displayed speed limit is stuck on a...
Read full bulletin
value, not updating as the roadway speed limit changes. 2. Speed limit displays no value or is blank. 3. The speed limit unit of measurement (KPH/MPH) flashes. for Cadillac Models only). Technicians are to reprogram the radio for condition 1. Condition 2 and 3 are being researched by engineering and no repairs are currently available.
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 information that will need to be provided to TAC to aid in diagnosing if a...
Read full bulletin
vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This Preliminary information communicates that a rotational clicking noise heard after engine shut down is a design...
Read full bulletin
characteristic and no repairs should be attempted.
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 communicates possible concerns and a diagnostic strategy to locate and repair various...
Read full bulletin
noises within the engine as well as some misfire causes.
This Preliminary information communicates to the technician where to find the engine identification tag and what...
Read full bulletin
information on that tag to use during programming of someengine control modules.
This Preliminary Information communication provides information to the technician that General Motors Technical...
Read full bulletin
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 possible concerns and a diagnostic strategy to locate and repair various...
Read full bulletin
noises within the engine as well as some misfire causes.
This Preliminary Information communication provides information to the technician about vehicles that have a Service...
Read full bulletin
Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
This Preliminary Information communication provides information to the technician about engine block of possible...
Read full bulletin
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 the technician with the diagnosis and repair steps for a vehicle...
Read full bulletin
with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
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 the technician with steps on how to program an Engine Control Module...
Read full bulletin
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 communication advises the technician that the Human Machine Interface, Radio or Tuner,...
Read full bulletin
radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician about vibration complaints that are...
Read full bulletin
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 informational bulletin provides information on OnStar VCIM is currently restricted parts.
Read full bulletin
By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understanding of any field concerns that may develop.
This informational bulletin provides information on Intake Manifold Inspection/Replacement After Severe Internal Engine...
Read full bulletin
Damage.
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
engine oil consumption.
This Preliminary Information communication provides information to the technician that when scanning a vehicle for...
Read full bulletin
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 advises the technician that the Human Machine Interface, Radio or Tuner,...
Read full bulletin
radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician about engine block of possible...
Read full bulletin
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.
The PI was created to advise of an engineering investigation for a concern of unable to connect toOnStar Virtual Advisor...
Read full bulletin
when selecting "New Destination" in the OnStar menu.
This Preliminary Information communication provides information to the technician about customers that may complain of...
Read full bulletin
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 communicates that engineering is working on a fix for P3260.
This Preliminary Information communication provides information to the technician that when scanning a vehicle for...
Read full bulletin
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...
Read full bulletin
how toptier fuels should be used to reduce carbon build up.
This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and...
Read full bulletin
Recommendations.
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk...
Read full bulletin
on engine surfaces.
This informational bulletin provides information for engine oil life monitor operation calculation.
This technical bulletin provides a procedure to repair the crankshaft positioning sensor wiring harness by installing a...
Read full bulletin
new wiring harness.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner,...
Read full bulletin
radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle...
Read full bulletin
Identification.
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by...
Read full bulletin
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.
Read full bulletin
and Canada
This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine...
Read full bulletin
replacement.
This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly...
Read full bulletin
replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner,...
Read full bulletin
radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician about vehicles that have a Service...
Read full bulletin
Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner,...
Read full bulletin
radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
This Preliminary Information communication provides information to the technician about a no start or another concern...
Read full bulletin
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 communicates a concern of a MIL on with P0459 or P0443 setting and engineering...
Read full bulletin
investigating this condition.
This Preliminary information communicates a possible oil leak from the oil cooler and probable cause and repair...
Read full bulletin
instruction.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
Read full bulletin
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 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 that engineering has found a fix for P3260.
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic...
Read full bulletin
Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
This Preliminary Information communication provides the technician with the diagnosis and repair steps for a vehicle...
Read full bulletin
with a check engine light on with Diagnostic Trouble Code P015B or a reduced engine power message with Diagnostic Trouble Code P1101. Technician should look for a missing or damaged O-ring seal in the charge air cooler coupler.
Pre-Delivery & Maintenance
184 bulletinsThis service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may...
Read full bulletin
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...
Read full bulletin
programs.
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 for dealers/technicians on Service Programming System (SPS) Error Codes...
Read full bulletin
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 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 service bulletin provides information to the customer about the rear camera guidelines not being present at times...
Read full bulletin
due to the VBM taking over the rear camera option.
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...
Read full bulletin
shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
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...
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
submit a Pre-Repair Authorization (PRA).
This service bulletin describes the U.S.
Read full bulletin
Dealer Special Tool Loan Program process.
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 replacement parts traceability (RPT) process to aid in tracking part...
Read full bulletin
replacements.
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 information for dealers/technicians on Service Programming System (SPS) Error Codes...
Read full bulletin
E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This warranty administration bulletin provides policy information requirements applicable to key fob replacement under...
Read full bulletin
the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
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 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...
Read full bulletin
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 information for dealers/technicians on Over The Air (OTA) and In Market Enhancement (IME)...
Read full bulletin
FAQs.
This service bulletin provides technicians with information to help identify the differences between what is considered...
Read full bulletin
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...
Read full bulletin
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 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 Preliminary information communicates a change in service procedure for the thermostat on this enigne.
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 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 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 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 service bulletin provides information on RDM Axle Ratios for AWD Vehicles for Vibration Diagnostics When Using the...
Read full bulletin
Pico Scope.
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.
This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market Enhancement (IME)...
Read full bulletin
FAQs.
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 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 Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted...
Read full bulletin
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 warranty administration bulletin provides policy information requirements applicable to key fob replacement under...
Read full bulletin
the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
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.
Read full bulletin
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 policy information requirements applicable to key fob replacement under...
Read full bulletin
the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
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.
Read full bulletin
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 repair information to correct a customer concern of passive entry and passive starting...
Read full bulletin
functions are always inoperative on one, or both, of the RKE Fobs, possible various DIC messages.
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 requirements applicable to key fob replacement under...
Read full bulletin
the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ (U.S. 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 service bulletin provides information on Improved Oil Filter Gasket Design for Spin-On Oil Filters PF63, PF64 and...
Read full bulletin
PF48.
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 communicates to the technician information on what may be setting DTC P06DE.
Read full bulletin
This is in addition to what is already in the service manual.
This Preliminary information communicates to the technician information on what may be setting DTC P06DE.
Read full bulletin
This is in addition to what is already in the service manual.
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 informational bulletin provides information for the service parts identification (SPID) label replacement.
This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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 New Model Feature Informational Bulletin provides General Information, Training Courses Information, Special Tools...
Read full bulletin
Information and other Topics to help the Service and Sales Personnel become familiar with the features of the 2018 Buick Regal Sportback, TourX and GS.
This warranty administration bulletin provides policy information with the field action courtesy transportation policy.
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...
Read full bulletin
Enthusiasm.
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential...
Read full bulletin
tools that include consumable parts (U.S. Only).
This warranty administration bulletin provide policy information on required operating procedures.
Other
121 bulletinsThis preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
system and replace the parts that may be contaminated due to oil in system.
This Preliminary information communicates that due to parts shortages we are resticting part number19435910.
This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM...
Read full bulletin
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...
Read full bulletin
working on a LIN bus.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
Read full bulletin
U**** Byte 71 DTC.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
Read full bulletin
Allegation Resolution (PAR) claim.
This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the...
Read full bulletin
MIL to illuminate.
This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the...
Read full bulletin
MIL to illuminate.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
Read full bulletin
Allegation Resolution (PAR) claim.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
Read full bulletin
working on a LIN bus.
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...
Read full bulletin
working on a LIN bus.
This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the...
Read full bulletin
MIL to illuminate.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
Read full bulletin
U**** Byte 71 DTC.
The intent of this technical 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 bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
Read full bulletin
Allegation Resolution (PAR) claim.
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
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...
Read full bulletin
on 2015-2022 model year vehicles in the United States.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
Read full bulletin
working on a LIN bus.
This Preliminary information communicates diagnostic assistance for DTC's P219A and P219B.
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...
Read full bulletin
Allegation Resolution (PAR) claim.
This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018.
Essential Tools that Include Consumable Parts (U.S.
Read full bulletin
Only)
Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify...
Read full bulletin
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 ...
Read full bulletin
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.
This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018.
This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018.
The intent of this technical 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 bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
working on a LIN bus.
This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the...
Read full bulletin
repair.
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...
Read full bulletin
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...
Read full bulletin
higher CSi scores.
This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018.
This informational bulletin provides information on interior cleaning products and what is offered to clean the...
Read full bulletin
interiors of GM vehicles.
This informational bulletin provides information on interior cleaning products and what is offered to clean the...
Read full bulletin
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.
Read full bulletin
Dealers Only).
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the...
Read full bulletin
front grille or radiator area.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
Read full bulletin
Technical Assistance (TAC).
This technical bulletin provides repair information to correct a customer concern of Rear View Camera Fisheye Appearance...
Read full bulletin
and Missing Guidance Lines.
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered...
Read full bulletin
normal operations.
This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada...
Read full bulletin
Only).
This informational bulletin provides information on comebacks prevention information and using customer concern...
Read full bulletin
verification sheets (CCVS).
This technical bulletin provides repair information to correct a customer concern of the glove box (I/P compartment)...
Read full bulletin
misaligned, gapping concern.
This technical bulletin provides repair information to correct a customer concern of OnStar Hands Free Calling Missing...
Read full bulletin
Icon and Inoperative (Canada Only).
This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when...
Read full bulletin
working on a LIN bus.
This Preliminary Information communication provides the technician with information on the proper washing of the bright...
Read full bulletin
aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings.
This Preliminary information communicatesdirection and examples when diagnosing multiple DTCs, one of which includes...
Read full bulletin
U**** Byte 71 DTC.
The intent of this technical 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 informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the...
Read full bulletin
front grille or radiator area.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
Read full bulletin
Technical Assistance (TAC).
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change.
Read full bulletin
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 informational bulletin provides information on RDM Axle Ratios for AWD Vehicles for Vibration Diagnostics When...
Read full bulletin
Using the Pico Scope
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...
Read full bulletin
interiors of GM vehicles.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
Read full bulletin
higher CSi scores.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product...
Read full bulletin
Allegation Resolution (PAR) claim.
This informational bulletin provides the dealer with information on what to do when requesting a new key code for the...
Read full bulletin
customer.
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
Read full bulletin
Technical Assistance (TAC).
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S.
Read full bulletin
Technical Assistance (TAC).
This informational bulletin provides information on comebacks prevention information and using customer concern...
Read full bulletin
verification sheets (CCVS).
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together.
Read full bulletin
(P0011, P0014, P0021, P0024). Revised to include the possibility of setting in pairs and some drivability concerns.
This Preliminary Information communication provides information to the technician being unable to program fobs to the vehicle.
Read full bulletin
Technician will need to ensure the key FOB is a new unit and has not been programmed to another vehicle previously.
This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles.
Read full bulletin
A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together.
Read full bulletin
(P0011, P0014, P0021, P0024). Revised to include the possibility of setting in pairs and some drivability concerns.
18057 - Customer Satisfaction Program.
Read full bulletin
Certain vehicles may be missing the child seat top tether anchor label on the center rear seat. The owner?s manual references three top tether anchor labels on the back side of the rear seats. Replace the center seat back cover with a new seat back cover that includes the top tether anchor label.
This Preliminary information communicates
This Preliminary Information communication provides information to the technician being unable to program fobs to the vehicle.
Read full bulletin
Technician will need to ensure the key FOB is a new unit and has not been programmed to another vehicle previously.
This Preliminary information communicates additional diagnostics to assist the dealer technician with diagnosing and...
Read full bulletin
repairing trouble code P2097.
This Preliminary Information communication provides the technician with information on the proper washing of the bright...
Read full bulletin
aluminum moldings to avoid the moldings from getting damaged. It is recommended that a non-alkaline solution be used for preparation & washing of the bright aluminum moldings.
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together.
Read full bulletin
(P0011, P0014, P0021, P0024).
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together.
Read full bulletin
(P0011, P0014, P0021, P0024).
This Preliminary Information communication provides information to the technician about connectivity concerns when...
Read full bulletin
connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together.
Read full bulletin
(P0011, P0014, P0021, P0024).
The intent of this technical 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 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...
Read full bulletin
pictures.
This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the...
Read full bulletin
part numbers for the labels.
This informational bulletin provides a diagnostic tip for rear vision camera image that is grainy, distorted and/or...
Read full bulletin
pixelated
This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed...
Read full bulletin
to complete some repairs.
This bulletin describes the Dealer special tool loan program process.
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered...
Read full bulletin
normal operations.
This Preliminary information communicates to look for other codesP0AEE, P0AF3, P0BD2, P0BD7, P0BDC, P0BE1 if a customer...
Read full bulletin
comes in with a Mil Request.
This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
Read full bulletin
higher CSi scores.
This informational bulletin provides information to dealership personnel on policies regarding a Product Assistance...
Read full bulletin
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...
Read full bulletin
as a Product Allegation Resolution (PAR) claim.
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in...
Read full bulletin
higher CSi scores.
This informational bulletin provides information to dealership personnel on properly eliminating unwanted odors in...
Read full bulletin
vehicles.
This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended...
Read full bulletin
Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
This informational bulletin provides information on Auxiliary Pump Noise During Start/Stop Event and that this is...
Read full bulletin
considered a normal characteristic.
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This informational bulletin provides information to the customer about the rear camera guidelines not being present at...
Read full bulletin
times due to the VBM taking over the rear camera option.
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change.
Read full bulletin
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 to look for other codesP0AEE, P0AF3, P0BD2, P0BD7, P0BDC, P0BE1 if a customer...
Read full bulletin
comes in with a Mil Request.
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.
This Preliminary Information communication advises the technician how to determine if the vehicle is equipped with wireless fidelity.
Read full bulletin
Technician should check the Regular Production Option Code list for (VV4).
This Preliminary Information communication provides information to the technician that some owners may notice at roughly...
Read full bulletin
3/4 of the way through the accelerator pedal travel there is a click felt in the pedal also the pedal gets harder to push. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
This informational bulletin provides information on Information on How to Prevent Inadvertent Vehicle Starting from Key...
Read full bulletin
Fob or OnStar Mobile Application and where to locate the information for future use.
This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
This Preliminary information communicates additional diagnostics to assist the dealer technician with diagnosing and...
Read full bulletin
repairing trouble code P2097.
This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles.
Read full bulletin
A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
Electrical
61 bulletinsThis Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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...
Read full bulletin
for certain repairs, such as Wiring Harness Repairs.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
Read full bulletin
warranty replacements.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
Read full bulletin
repairing wiring harnesses.
This service bulletin provides information on key code security rules and information on GM keycode look-up applications...
Read full bulletin
(U.S).
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
Read full bulletin
warranty replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
warranty replacements.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
Read full bulletin
warranty replacements.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
Read full bulletin
repairing wiring harnesses.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
Read full bulletin
warranty replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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...
Read full bulletin
warranty replacements.
This Preliminary Information communication provides information to the technician about vehicles that may have the door...
Read full bulletin
locks will unlock immediately after auto locking usually at startup or while driving. Technician will need to remove power from the Sensing and Diagnostic Module. If doors no longer unlock unwanted the Sensing and Diagnostic Module should be replaced.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
Read full bulletin
repairing wiring harnesses.
This service bulletin provides information on Module Harvesting.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
Read full bulletin
replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
replacements.
Original Equipment Batteries Part Number and ACDelco Replacement Battery Approved Warranty Part Numbers Correct...
Read full bulletin
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 Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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...
Read full bulletin
replacements.
This Preliminary Information communication provides information to the technician about vehicles that have an...
Read full bulletin
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,...
Read full bulletin
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...
Read full bulletin
applications.
This informational bulletin provides information on key code security and information on GM key code look up...
Read full bulletin
applications.
This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part...
Read full bulletin
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...
Read full bulletin
when replacing a module.
This Preliminary information communicates that during an autostop event the customer may notice a pump noise.
Read full bulletin
The ECM turns on the auxiliary coolant pump to meet the heater performance so the noise they hear is normal and no repairs are needed and that as more information is gathered this may be converted into a bulletin.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
Read full bulletin
replacements.
This warranty admin bulletin explains to the technician additional information may be needed when submitting...
Read full bulletin
transactions when doing wiring repairs.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
Read full bulletin
replacements.
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive...
Read full bulletin
finish".
This Preliminary information communicates that during an autostop event the customer may notice a pump noise.
Read full bulletin
The ECM turns on the auxiliary coolant pump to meet the heater performance so the noise they hear is normal and no repairs are needed and that as more information is gathered this may be converted into a bulletin.
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not...
Read full bulletin
when replacing a module.
This warranty admin bulletin explains to the technician additional information may be needed when submitting...
Read full bulletin
transactions when doing wiring repairs.
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty...
Read full bulletin
replacements.
This Preliminary Information communication provides information to the technician about the Media Oriented Systems...
Read full bulletin
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...
Read full bulletin
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.
Certain 2018 model year Buick Regal vehicles may have a condition where they were built with rear differential modules...
Read full bulletin
(RDM) which have one suspect bolt hole with a shallower depth than the rest of the bolt holes, causing the one bolt to bottom out and not fully seat. This can result in the RDM cover becoming loose, which could result in fluid loss and diagnostic trouble code (DTC) C0407-64 setting. The AWD SERVICE message could be displayed on the driver?s information center, (DIC). Replace rear differential module (RDM).
This Preliminary Information communication provides information to the technician on how to tell the difference between...
Read full bulletin
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...
Read full bulletin
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 informational bulletin explains how the technician no longer needs to perform the 3 hour battery relearn procedure...
Read full bulletin
on 2017-2018 vehicles with Start/Stop.
18058 - Service Update.
Read full bulletin
Certain vehicles may have been built with a missing high-speed controller area network (CAN) BUS bridge (jumper) wire at the body control module (BCM) connector. Vehicles without these circuits can have intermittent communication issues on the CAN BUS, affecting functionality of several electronic modules, leading to various electrical concerns including a walk home failure. Install missing circuits to BCM connector X6.
This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.
This informational bulletin provides information on On rare occasions, a security code input message with SPS error code...
Read full bulletin
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 information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and...
Read full bulletin
reprogram modules.
This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS)...
Read full bulletin
Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.
This informational bulletin explains to the dealer how to cover a possible customers mistake when a fuse has been blown.
This Preliminary Information communication provides information to the technician about vehicles that in the radio...
Read full bulletin
settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technician will need to perform a scan for Diagnostic Trouble Codes. Technician will need to follow published Service Information diagnostics if there are Diagnostic Trouble Codes present. If the concern is and intermittent this Preliminary Information communication will be updated with a repair. When the personalization selections are not missing from the Comfort and Convenience menu but they are missing from other menus such as the Climate and Air Quality, Collision/Detection Systems, and Lighting menus, refer to bulletin 17-NA-086. Memory seat adjustments may not be available tech will need to perform a Memory Seat Module replacement/programming.
This technical bulletin provides a procedure to properly reprogram an onstar module to correct a condition of Red LED,...
Read full bulletin
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...
Read full bulletin
replacements.
This technical bulletin provides a procedure to check the temp sensor connection and program the ECM.
This Preliminary Information communication provides information to the technician about vehicles that in the radio...
Read full bulletin
settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technician will need to perform a scan for Diagnostic Trouble Codes. Technician will need to follow published Service Information diagnostics if there are Diagnostic Trouble Codes present. If the concern is and intermittent this Preliminary Information communication will be updated with a repair. When the personalization selections are not missing from the Comfort and Convenience menu but they are missing from other menus such as the Climate and Air Quality, Collision/Detection Systems, and Lighting menus, refer to bulletin 17-NA-086. Memory seat adjustments may not be available tech will need to perform a Memory Seat Module replacement/programming.
17449 - Service Update.
Read full bulletin
Certain vehicles have a condition in which the front bumper fascia air deflector could become detached from the vehicle. If the front bumper fascia air deflector detachment occurs, damage could also occur to the front compartment air deflector or front compartment splash shield. Dealers will install rivets to secure the front bumper fascia air deflector.
This Preliminary Information communication provides information to the technician about the Media Oriented Systems...
Read full bulletin
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 OnStar system that will not power up.
Read full bulletin
Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle. If the OnStar system is still inoperative continue with published Service Information diagnostics.
This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to...
Read full bulletin
reprogram modules that have been already reprogrammed.
This Preliminary Information communication provides information to the technician that when scanning a vehicle for...
Read full bulletin
Diagnostic Trouble Codes, may find Diagnostic Trouble Codes that apply to components that the vehicle is not equipped with, current in the radio. Technician may clear the Diagnostic Trouble Code but it will return. Technician should not replace the radio or any other components for this concern. Technician can ignore the Diagnostic Trouble Code that is set if the vehicle is not equipped with the component. Technician will follow published Service Information diagnostics if the Diagnostic Trouble Code is set for a module that the vehicle is equipped with.
Body & Paint
42 bulletinsThis preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
shipping film.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
Read full bulletin
Guidelines.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
Read full bulletin
characteristic.
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed...
Read full bulletin
Aluminum Wheels.
This service bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
Guidelines.
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when...
Read full bulletin
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...
Read full bulletin
characteristic.
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and...
Read full bulletin
Replacement Guidelines.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
Read full bulletin
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.
Read full bulletin
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...
Read full bulletin
addressing underbody component corrosion with customers.
This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and...
Read full bulletin
Replacement Guidelines.
This service bulletin provides information for dealers/technicians on glass ultraviolet (UV) Ray protection and tint...
Read full bulletin
percentage.
This service bulletin provides information regarding Witness Marks from Panel Adjustments Made During Manufacturing and...
Read full bulletin
that it is considered a normal condition.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
Aluminum Wheels.
This Preliminary information communicates a work around when only 11 digit PUN(Part Unique Number) is seen on Service...
Read full bulletin
Solenoid Body Assembly.
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
Read full bulletin
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,...
Read full bulletin
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...
Read full bulletin
addressing underbody component corrosion with customers.
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces,...
Read full bulletin
Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This Preliminary information communicates a work around when only 11 digit PUN(Part Unique Number) is seen on Service...
Read full bulletin
Solenoid Body Assembly.
This Preliminary information communicates a work around when only 11 digit PUN(Part Unique Number) is seen on Service...
Read full bulletin
Solenoid Body Assembly.
This Preliminary information communicates a work around when only 11 digit PUN(Part Unique Number) is seen on Service...
Read full bulletin
Solenoid Body Assembly.
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that...
Read full bulletin
have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
This technical bulletin provides repair information to correct a customer concern of seeing the rocker panel molding...
Read full bulletin
gapping to body at the rear wheel opening, on one or both sides of the vehicle.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
Read full bulletin
Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This Preliminary Information communication provides the technician with the steps to diagnose and repair the concern of...
Read full bulletin
mildew odor or water on front floor on either side of the vehicle. Technician will gain access to the front wheelhouse of the affected side. The front wheel house flange may have a void in the sealer causing water to leak through and accumulate on the floor or wet carpet will be found. A thumb grade sealer will need to be placed in the void to prevent the water leak into the cabin.
This Preliminary Information communication advises the technician the steps on diagnosing the concern.
Read full bulletin
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...
Read full bulletin
shipping film.
This technical bulletin provides repair information to correct a customer concern of seeing a gap between the passenger...
Read full bulletin
or driver side rear seat side bolster and weatherstrip.
This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of...
Read full bulletin
Chromed Aluminum Wheels.
This PI bulletin provides information on Rear and Side Tempered Glass Spots (Quench Marks) and they are normal...
Read full bulletin
characteristic.
This preliminary informational bulletin provides information to dealership personnel which may be helpful when...
Read full bulletin
addressing underbody component corrosion with customers.
Lighting
36 bulletinsAmendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a...
Read full bulletin
written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the affected vehicles will be mailed an owners manual and warranty insert containing this information in English and Spanish.
Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a...
Read full bulletin
written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from seeking civil penalties in litigation. Vehicle owners of the applicable vehicles will be mailed an owners manual and warranty insert containing this information in English and Spanish.
This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL)...
Read full bulletin
Illuminated - DTC P3055 Set.
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
Read full bulletin
Replaced During Warranty Coverage Period.
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance...
Read full bulletin
Schedules.
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
Read full bulletin
Replaced During Warranty Coverage Period.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
Read full bulletin
Accessories.
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in...
Read full bulletin
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 service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty...
Read full bulletin
Coverage Period.
This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE)...
Read full bulletin
Tires and PDI installed Limited Production Option (LPO) Tires.
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...
Read full bulletin
Fog/Driving Lamp Damage.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
Read full bulletin
Accessories.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
Read full bulletin
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...
Read full bulletin
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 service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty...
Read full bulletin
Coverage Period.
This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process.
This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty...
Read full bulletin
Coverage Period.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
Read full bulletin
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)...
Read full bulletin
Tires and PDI installed Limited Production Option (LPO) Tires.
This service bulletin provides repair procedures, depending on model year, to correct a customer concern of a...
Read full bulletin
Malfunction Indicator Lamp (MIL) Illuminated with DTC P0172, P06DE and/or P0521 Set.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
Read full bulletin
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...
Read full bulletin
Coverage Period.
This service bulletin provides a repair procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL)...
Read full bulletin
Illuminated - DTC P3055 Set.
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities.
Read full bulletin
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 informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and...
Read full bulletin
the Proper use of GM Simplified Maintenance Schedules.
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During...
Read full bulletin
Warranty Coverage Period.
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement...
Read full bulletin
Guidelines.
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in...
Read full bulletin
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...
Read full bulletin
Guidelines.
This technical bulletin provides repair information to correct a customer concern of seeing the service headlamp...
Read full bulletin
leveling illuminated in the DIC.
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in...
Read full bulletin
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 was created to inform that any accessories that are installed from the GM factory will be...
Read full bulletin
covered under the standard vehicle warranty and dealer installed accessories will be covered for a full year (12 months).
This Preliminary Information communication provides information to the technician about vehicles that may have a clock...
Read full bulletin
that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
This Preliminary Information communication provides information to the technician about vehicle's odometer appears...
Read full bulletin
to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odometer. If a hand held GPS unit is not available, the only other option is to verify the miles traveled using a surveyor's wheel or a dynamometer.
This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system.
Read full bulletin
For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System. For the 2010 and UP model year vehicles, the OnStar set-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set-up and Activation in Service Programming System.
Transmission
32 bulletinsThe service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when...
Read full bulletin
the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
Provide info on that parts restriction ending for the rear diff clutch control 19435910
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
Read full bulletin
due to seeing grease or sealant on certain locations on the gear.
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2...
Read full bulletin
software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities.
Read full bulletin
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 bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This service bulletin provides repair information to correct a customer concern of seeing a Shift to Park Message...
Read full bulletin
Displayed in DIC.
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when...
Read full bulletin
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...
Read full bulletin
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 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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
test.
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...
Read full bulletin
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...
Read full bulletin
due to seeing grease or sealant on certain locations on the gear.
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...
Read full bulletin
software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering...
Read full bulletin
gear due to seeing grease or sealant on certain locations on the gear.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This informational bulletin provides normal operating characteristics and diagnostic information on Manual...
Read full bulletin
transmissions.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
Read full bulletin
test.
This Preliminary Information communication advises the technician that the Product Quality Center has ended the part...
Read full bulletin
restriction for the T87A Transmission Control Module.
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow...
Read full bulletin
test.
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering...
Read full bulletin
gear 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...
Read full bulletin
test.
This informational bulletin provides information for the 6-Speed manual transaxle (RPOs MF3, MR5, MR6, MZ0, MZ4, MZU)...
Read full bulletin
current service strategy for transmissions requiring internal repairs (ie: synchronizer, gear or bearing replacement) is to replace the unit as an assembly.
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction...
Read full bulletin
for the T87A Transmission Control Module. The dealer technician is advised to call the GM Product Quality Center for further assistance.
Fuel System
31 bulletinsThis warranty administration bulletin provides policy information on vehicles outside of a California Emissions State...
Read full bulletin
who move to and register their vehicle in a California Emission State may be entitled to the 7 year, 70,000-mile Emission Select State Component Limited Warranty.
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for...
Read full bulletin
analysis.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
Read full bulletin
additive.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
Read full bulletin
additive.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
additive.
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure...
Read full bulletin
the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
Read full bulletin
additive.
This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
additive.
This Preliminary information communicates provides information to the technician on the use of R-99 or R-95 Renewable...
Read full bulletin
diesel fuel.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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 communicates to the customer thatavehicle enhancement was put into place which has...
Read full bulletin
eliminated the locking fuel filler door resulting in the door no longer locking when the doors are locked as well as the service parts no longer having the locking feature.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
Read full bulletin
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...
Read full bulletin
Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks...
Read full bulletin
using the evaporative emission cart smoke machine and ultrasonic leak detectortools.
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure...
Read full bulletin
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...
Read full bulletin
debris have entered the exhaust system.
This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER...
Read full bulletin
Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.
This technical bulletin provides information for new software available to correct the reading of the fuel from dropping...
Read full bulletin
from full quickly after fill up.
Brakes
27 bulletinsThis service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
Read full bulletin
disk on gasket sealing surfaces or reused parts.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
Read full bulletin
disk on gasket sealing surfaces or reused parts.
This service bulletin provides information for dealers/technicians on Stone Chip/Membrane Damage, Broken Connector...
Read full bulletin
and/or Sensor Retaining Tabs, and/or Paint Damage of Park Assist Sensors.
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...
Read full bulletin
Initial Brake Applies.
This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This service bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster...
Read full bulletin
vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
This service bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster...
Read full bulletin
vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
Read full bulletin
strut due to fluid leak.
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on...
Read full bulletin
Initial Brake Applies.
This technical bulletin provides a procedure to correct the condition of Front End Rattle Noise when Braking Moderate or...
Read full bulletin
Hard on Rough Surfaces.
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly...
Read full bulletin
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...
Read full bulletin
on gasket sealing surfaces or reused parts.
This technical bulletin provides a procedure to replace both front lower control arms to correct the condition of Front...
Read full bulletin
End Rattle Noise when Braking Moderate or Hard on Rough Surfaces due to metal on metal contact within the control arms.
This technical bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster...
Read full bulletin
vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red...
Read full bulletin
brake light intermittently comes on.
This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
Infotainment
21 bulletinsThis service bulletin advises the tech of updated Diagnostic procedures in Service Information (SI) to avoid...
Read full bulletin
misdiagnosis when addressing a customer concern of Service Rear Axle Message displayed on the Driver information Center (DIC).
This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a...
Read full bulletin
vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a message "Remote Learn Pending" will be displayed on the Driver Information Center. In the past to perform the new transmitter procedure only one previously learned transmitter was required but this is no longer the case. Now, two previously learned transmitters are required to be placed into the cup holder and then the new transmitter to be programmed placed in the transmitter pocket. If this new procedure is not followed, the "adding transmitters without Service Programming System" cannot be performed. The technician will be forced to add a transmitter using Service Programming System.
This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or...
Read full bulletin
Unavailable at Times.
This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or...
Read full bulletin
Unavailable at Times.
This technical bulletin provides repair information to correct a customer concern of Connected Navigation and Live...
Read full bulletin
Traffic Services Inoperative.
This technical bulletin provides repair information to correct a customer concern of Radio Favorites Grayed Out or...
Read full bulletin
Unavailable At Times.
This Technical bulletin provides a procedure for dealers/technicians on the release of Radio Software Version 22.8...
Read full bulletin
Over-the-Air Update.
This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station,...
Read full bulletin
App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic of the vehicle in demo mode.
This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a...
Read full bulletin
vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a message "Remote Learn Pending" will be displayed on the Driver Information Center. In the past to perform the new transmitter procedure only one previously learned transmitter was required but this is no longer the case. Now, two previously learned transmitters are required to be placed into the cup holder and then the new transmitter to be programmed placed in the transmitter pocket. If this new procedure is not followed, the "adding transmitters without Service Programming System" cannot be performed. The technician will be forced to add a transmitter using Service Programming System.
This Preliminary Information communication provides information to the technician about vehicles that the Navigation...
Read full bulletin
radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician should check the installation of the COAX cables to be router correctly. Technician will gain access to the Radio or Human Machine Interface depending on the vehicle build. Install the EL-50334 test antenna to the Radio HMI and evaluate the operation. If the GPS signal is restored, inspect for incorrect coax routing as described above and if found, reroute the cable so it does not bypass the splitter.
This technical bulletin provides repair information to correct a customer concern of Instrument Cluster Clock Inaccurate...
Read full bulletin
- Does Not Match Radio Clock.
18248 - Service Update - Certain 2018 Buick Regal vehicles with C4 clusters and RPO IOT radios do not provide a ?Speed Sign? in the cluster display.
Read full bulletin
This feature needs to be calibrated onto the radio. Vehicle needs to be re-calibrated to add ?Speed Sign? to IOT radio.
18247 - Service Update - Certain vehicles with C3 clusters and RPO IOS radios show speed limit signs with ??? as the posted speed on the cluster.
Read full bulletin
It does not state the actual speed limit on the road and should be recalibrated to remove from display. Vehicle needs to be re-calibrated to remove ?Speed Sign? because IOS radios do not support this feature.
This Preliminary Information communication provides information to the technician about vehicles that may have an issue...
Read full bulletin
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...
Read full bulletin
Apple CarPlay.
This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
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 on Audio Volume Stuck High or Low with No DTCs and that this is a...
Read full bulletin
normal characteristic.
This technical bulletin provides a procedure to test the radios receiver if certain XM channels cut out (mutes)...
Read full bulletin
depending on location of the vehicle.
This informational bulletin provides information to the customer on the radio display "info pages" being blank and to...
Read full bulletin
make sure to select in the "active info pages" menu.
Tires & Wheels
18 bulletinsThis service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM...
Read full bulletin
Vehicles.
This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all...
Read full bulletin
repairs requiring balance and Road Force measurement.
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
Read full bulletin
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...
Read full bulletin
repairs requiring balance and Road Force measurement.
This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
Read full bulletin
Mounted/Preventing Vibration from Wheel Slip (Tire Sliding on Wheel).
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...
Read full bulletin
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...
Read full bulletin
ride characteristics of GM cars and trucks.
This service bulletin provides information for dealers/technicians on Tire/Wheel Characteristics (Vibration, Balance,...
Read full bulletin
Shake, Flat Spotting) of GM Original Equipment Tires.
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...
Read full bulletin
GM Vehicles.
This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This informational bulletin explains the wheel Road Force balancers and what they can do for customer concerns.
This informational bulletin provides information to the technicians on a additional step required for foam removal...
Read full bulletin
before doing a tire repair.
This informational bulletin provides information on mcgard wheel locks and if the key ever fractures that they will...
Read full bulletin
replace it via the website provided.
Software & Calibration
12 bulletinsThis service bulletin provides technicians with updated information to help identify the differences between what is...
Read full bulletin
considered a fluid leak, and what is considered fluid seepage.
This Preliminary information communicates that there some service parts released to dealers missing software.
This service bulletin provides technicians with updated information to help identify the differences between what is...
Read full bulletin
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...
Read full bulletin
considered a fluid leak, and what is considered fluid seepage.
This Preliminary information communicates that there some service parts released to dealers missing software.
This service bulletin provides technicians with updated information to help identify the differences between what is...
Read full bulletin
considered a fluid leak, and what is considered fluid seepage.
This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently.
Read full bulletin
This PI will be deleted and a bulletin created when new software is available.
This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently.
Read full bulletin
This PI will be deleted and a bulletin created when new software is available.
N182201530 - Service Update.
Read full bulletin
Certain vehicles, equipped with AWD (RPO F46), may have a condition in which the front portion of the propeller shaft slips out of the Power Transfer Unit (PTU) and drags on the roadway. The driver may hear a dragging noise from beneath the vehicle, but there will be no driver information center/cluster warning messages. Dealers are to inspect, and if necessary, reseat the prop shaft to the PTU and rear differential carrier assembly.
This Preliminary information communicates information to not replace any parts for Favorites unavailable message intermittently.
Read full bulletin
This PI will be deleted and a bulletin created when new software is available.
18218 - Service Update.
Read full bulletin
All vehicles, equipped with AWD (RPO F46), may have a condition in which the front portion of the propeller shaft slips out of the Power Transfer Unit (PTU) and drags on the roadway. The driver may hear a dragging noise from beneath the vehicle, but there will be no driver information center/cluster warning messages. Dealers are to re-seat the propeller shaft to the PTU and rear differential carrier assembly.
This informational bulletin provides technicians with updated information to help identify the differences between what...
Read full bulletin
is considered a fluid leak, and what is considered seepage.
HVAC & Climate
6 bulletinsThis service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold...
Read full bulletin
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)...
Read full bulletin
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...
Read full bulletin
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...
Read full bulletin
cold weather climates and testing those batteries.
Air Bags & Safety
3 bulletinsThis Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
This Preliminary information communicates assistance in locating theRear seat belt comfort guidesin the parts catalog.
This service bulletin provides information on availability for a seat belt extender.
Hybrid & EV
3 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.
This technical bulletin provides a procedure to replace the GEN I charging system with a GEN II charging system only if...
Read full bulletin
vehicles apply within the settings.
Steering
1 bulletinThis preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid...
Read full bulletin
reservoir.