2025 Chevrolet Corvette TSBs
315 Technical Service Bulletins across 17 categories
Categories
Infotainment
58 bulletinsThis Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or...
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Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and...
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how to reset/clear the message.
Improvements to audio system performance.
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Fixes to help ensure proper functionality for the center display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers steps to follow to recover an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary information communicates to dealers a procedure to reset the radio.
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This Preliminary information communicates to dealers a procedure to reset the radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to recover an IOK radio.
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back...
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to the vehicle.
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC...
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display
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Service Bulletin provides information on the latest Radio Software Z175 for vehicles equipped with RPO IOK related...
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to improving radio related issues with notable improvements.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and...
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how to reset/clear the message.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This Preliminary information communicates to dealers steps to follow to obtain an IOK radio.
This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built...
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In Radio.
Great News! Your vehicle keeps getting better.
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This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This informational bulletin provides information for dealers/technicians on Customer Education Bulletin for Google Built...
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In Radio.
Other
53 bulletinsThis preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary Information communicates the fact that the rear carbon fiber spoiler for this vehicle is on a part restriction.
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Dealers are directed to check EPC for restriction notes and to contact TAC if the restricted part is required.
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with...
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the image processor #2 and how to restore communication
The purpose of this preliminary information is to provide dealership technicians tips to diagnose a no start concern...
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with a P06E9 DTC set.
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM.
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Advises of how to contact PQC to authorize SDGM replacement.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates that many parts for this vehicle are on a part restriction.
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Dealers are directed to check EPC for restriction notes and to contact TAC if restricted parts need to be ordered.
This Preliminary information communicates recovery procedure after return to dealer message.
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM.
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Advises of how to contact PQC to authorize SDGM replacement.
Pi created to provide GM dealers with information on gathering information for projection issue
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PI created to provide dealer technicians with procedures for updating Google Maps.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical...
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Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
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They should follow the notes mentioned prior to anything being replaced.
This Preliminary information communicates that many parts for this vehicle are on a part restriction.
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Dealers are directed to check EPC for restriction notes and to contact TAC if restricted parts need to be ordered.
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
The purpose of this Preliminary Information is to provide diagnostic aids to a dealership technician if a folding top is...
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found to be inoperative.
New Vehicle Monitoring Programs Section in IVH
This PIC assists dealership technicians in diagnosing a folding top concern in which he/she may want to command the...
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folding top header latch to operate using the scan tool.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera...
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and dealers to replace the camera.
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini...
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50 terminal test probe, replacement terminals, and terminated leads.
This Preliminary information communicates that many parts for this vehicle are on a part restriction.
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Dealers are directed to check EPC for restriction notes and to contact TAC if restricted parts need to be ordered.
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling...
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system and replace the parts that may be contaminated due to oil in system.
This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling...
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system and replace the parts that may be contaminated due to oil in system.
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how...
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the dealership can resolve the issue.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary information communicates recovery procedure after return to dealer message.
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication...
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configuration did not complete correctly.
This Preliminary Information communication advises the dealer the correct time, mileage and Labor operation used for the...
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first covered Maintenace.
This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how...
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the dealership can resolve the issue.
Informational bulletin on Information on Paper Owners Manual for US Territories and Puerto Rico.
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product...
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Allegation Resolution (PAR) claim.
Pre-Delivery & Maintenance
45 bulletinsThis PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not...
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present, verify the camera is clean, then contact PQC if no issue is found.
This Preliminary information communicates that characterizing certain parts is no longer required, the service...
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instruction was changed but technicians are still trying to perform the function causing further confusion.
This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may...
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not pass California smog inspection or smog inspection in other states.
This Preliminary information communicates that characterizing certain parts is no longer required, the service...
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instruction was changed but technicians are still trying to perform the function causing further confusion.
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector...
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Reconnect Labor Code Numbers.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector...
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Reconnect Labor Code Numbers.
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for...
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causing multiple customer concerns that do not have other diagnostic methods to identify them.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This bulletin provides information on Wiper Blade Maintenance Tips.
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.
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Only).
This bulletin provides information on Wiper Blade Maintenance Tips.
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
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from the rear of vehicle.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
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before being sold (prepping) to the customer.
This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles...
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that request to disable or enable content.
This service bulletin provides information on proper use of floor mats.
This service bulletin provides repair information to correct a customer concern of Service Instrument Cluster DIC...
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Message Caused by DTC U3000 SYM 09.
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This warranty administration bulletin provide policy information for variable diagnostic time allowances on select labor operations (U.S.
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Only).
This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles...
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before being sold (prepping) to the customer.
This service bulletin provides diagnostic aid information for dealers/technicians on Vehicle Speed Limited.
This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be...
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shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
This service bulletin provides repair information to correct a customer concern of a chirp, squeak noise heard coming...
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from the rear of vehicle.
This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S.
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Only).
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance...
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programs.
This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center...
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(WPC) Parts Return Program.
This warranty administration bulletin provides policy information, proper labor operation selection and causal part...
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identification for warranty transactions (U.S. Only).
This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S.
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and Canada Dealers Only).
The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
This bulletin provides information on Wiper Blade Maintenance Tips.
This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to...
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submit a Pre-Repair Authorization (PRA).
This service bulletin describes the U.S.
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Dealer Special Tool Loan Program process.
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part...
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replacements.
This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center (WPC) Part Photo Return Process (U.S.
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Dealers Only).
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes...
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E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This warranty administration bulletin provides policy information requirements applicable to key fob replacement under...
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the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
Engine
41 bulletinsThis PI is created to inform GM dealers that some vehicles may intermittently fail to connect wireless Apple CarPlay or...
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Android Auto after Bluetooth pairing during the first key cycle. The condition is caused by a software anomaly. Do not replace parts. Engineering is investigating the root cause; customers may continue to drive the vehicle. This PI will be updated or replaced by a TSB once a resolution is determined.
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction.
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Dealers are instructed to order these engines through the Technical Assistance Center.
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on...
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part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications.
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Engineering is investigating and this PI will be converted to a bulletin when a repair is available.
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on...
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part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
This PI communicates information informing dealers that Engineering is aware of the clunk noise and is currently...
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investigating a root cause.
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction.
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Dealers are instructed to order these engines through the Technical Assistance Center.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe...
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internal engine damage.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple...
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repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction.
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Dealers are instructed to order these engines through the Technical Assistance Center.
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of...
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engine related shudder.
This engineering information (EI) is requesting information from technicians to perform the check list provided and...
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contact the engineers listed in regard to Transmission Main Control Valve Body Replacement.
Software Update GM 625.30 Improves Check Engine Light accuracy Improves center display adjustment to ambient lighting changes.
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Improves warnings when a key is missing. Improves tuning for interior lighting in Stealth mode. Improves automatic low beam headlamp logic. Improves AWD notifications. Fixes a known iPhone 15 charging issue that affects some devices During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This PI communicates that part number 24286725 has been placed on engineering part restriction.
Service Update. Certain vehicles listed above may have a condition in which braking performance is reduced, vehicle top...
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speed is limited, and MIL notification is provided to the customer. Dealers are to replace the brake master cylinder assembly.
This service bulletin informs the technician that there are multiple drain plugs that need to be removed in order to...
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drain all the oil from the engine.
This service bulletin provides a procedure to verify the noise and align the camshaft caps to correct customer concerns...
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of a Ticking, Tapping or Snapping Noise from Engine.
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines...
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and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
Improvements to emergency parking brake functionality Improves propulsion system performance and overall drive quality...
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Fixes implemented to correct inaccurate activation of check engine light Improves eTrunk emergency release switch operation Reduces noise levels when shifting Fixes connection issues with front camera Removes false error message related to Lane Keep Assist Fixes minor issues with performance data recording (PDR) files
This service bulletin advises the technician of possible coolant entering the areas of the engine, either through failed...
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parts or defects in the castings, that may be the cause of the concerns related to the MIL or the engine running rough.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
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GDS 2.
This service bulletin provides information to correct a customer concern of Check Engine Light or Malfunction Indicator...
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Lamp Illuminated with DTCs U0401 and/or U1611 Set.
This service bulletin informs the technician that there are multiple drain plugs that need to be removed in order to...
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drain all the oil from the engine.
This service bulletin provides information to correct a customer concern of Check Engine Light or Malfunction Indicator...
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Lamp Illuminated with DTCs U0401 and/or U1611 Set.
This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft...
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issue.
This Preliminary information communicates to the dealer an issue where the vehicle'sengine control module may set a P060C diagnostic trouble code.
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This document instruct the dealer how to remedy this condition.
This service bulletin provides information to correct a customer concern of Check Engine Light or Malfunction Indicator...
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Lamp Illuminated with DTCs U0401 and/or U1611 Set.
This service bulletin provides information on a Whoosh Noise from Engine Area While Driving.
This service bulletin provides information for dealers/technicians on a customer commenting on seeing a yellow tint...
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appearance to hood and engine covers exposed carbon fiber parts.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
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consumption.
This bulletin provides information on Policies Applicable to All U.S.
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Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
This service bulletin provides graphics, information and guidelines for engine component wear to assist service...
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personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles.
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General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
This informational bulletin advises the technician that the engine and related parts will be debited if found that the...
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tech did not properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper...
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service or aftermarket calibrations.
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or...
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GDS 2.
This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil...
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consumption.
This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct...
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conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
This service bulletin provides information for engine oil life monitor operation calculation.
Electrical
35 bulletinsThis Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this...
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concern, to perform the steps listed and should be able to reprogram the module and correct this.
The purpose of this Preliminary Information is to assist dealership technicians in how to order a restricted 12v lithium...
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ion battery.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC'ss
This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an...
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event like a lightning strike, battery jump started backwards, failure over the air update, etc.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no...
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DTC's
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
This Preliminary Information communication provides information to the technician about vehicles that have an...
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intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, B3935, C0750, C0755, C0760, C0765, and/or C0775.
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the...
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load on the system that may be causing a drain.
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
Certain vehicles listed above may have a condition in which the Body Control Module (BCM) may not properly clear the DTC...
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U1962 (Unable to Authenticate Serial Data Message). Dealers are to reprogram the body control module.
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use...
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for certain repairs, such as Wiring Harness Repairs.
This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
This Preliminary information communicates how to recover the Image Processing Module.
Certain vehicles may have a condition where the battery is at risk for a drain following an over-the-air (OTA) update.
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Dealers are to reprogram the Serial Data Gateway Module.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
Service Updated - Certain vehicles listed above may have a condition in which the Body Control Module (BCM) may not...
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properly clear the DTC U1962 (Unable to Authenticate Serial Data Message). Dealers are to reprogram the body control module.
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when...
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repairing wiring harnesses.
This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset...
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to correct.
This Preliminary information communicates how to recover the Image Processing Module.
This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the...
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load on the system that may be causing a drain.
This service bulletin provides information on key code security rules and information on GM keycode look-up applications...
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(U.S).
This warranty administration bulletin provides policy information on the requirements for 12V battery testing and...
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warranty replacements.
This service bulletin provides repair information to correct a customer concern of Top Not Secure DIC Message, DTC B19E4...
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SYM64 May be Stored in History in Convertibles.
This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode, which is used to...
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increase the 12V Battery stand time of the vehicle during transit and or long period of stand time at the dealerships.
This Preliminary Information communicates information to the field on how to access the rear compartment in case of a...
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loss of battery power.
This Preliminary Information instructs dealership technicians how to diagnose a potential software anomaly with the...
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Performance Data Recorder that may cause a battery draw.
This Preliminary Information instructs dealership technicians how to diagnose a potential software anomaly with the...
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Performance Data Recorder that may cause a battery draw.
Certain vehicles may have a condition in which the Body Control Module software prevents any Over-The-Air (OTA) Update...
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to proceed past the install step. Dealers will reprogram the BCM software.
This Preliminary Information instructs dealership technicians how to diagnose a potential software anomaly with the...
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Performance Data Recorder that may cause a battery draw.
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles.
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It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is completed in parallel instead of the technician needing to update one module at a time. This allows a more streamlined approach for dealers and customers.
Transmission
17 bulletinsFixes to help ensure successful vehicle software updates.
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The active cabin ventilation feature will operate more reliably. Additional protection for the health of your battery and updates to help prevent excessive battery drain and overheating. Improvements to provide more accurate speed limit detection on the drivers display. Improvements to the availability of driver assistance features and fewer notifications or warnings. Fixes to help ensure driver assistance features remain functional when the windshield freezes. Fixes to help prevent loss of Performance Data Recorder functionality and to protect battery health. The Transmission Fluid Life gauge will reset properly and show a more accurate reading. The eAWD indicator will activate less frequently during normal driving conditions. Fixes a known iPhone 15 charging issue that affects some devices
This PI communicates that the transmission oil life monitor when reset does not stay at 100%
The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when...
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the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
This PI communicates that previously not serviced parts in the transmission are now allowed to be serviced.
This PI communicates that previously not serviced parts in the transmission are now allowed to be serviced.
This PI communicates that the transmission oil life monitor when reset does not stay at 100%
This PI communicates that the transmission oil life monitor when reset does not stay at 100%
This service bulletin informs the technician on the running changes to the M1L, M1M and MLH automatic transmission.
This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear...
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due to seeing grease or sealant on certain locations on the gear.
This service bulletin provides a Diagnostic Aid for PicoScope Information and Setup for Transmission Related Concerns.
This Preliminary Information communication advises the technician on the need to provide additional information when...
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creating a TAC case for a DCT transmission
This service bulletin informs the technician on the running changes to the M1L, M1M, MLH automatic transmissions.
This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
This Preliminary Information communication advises the technician on the need to provide additional information when...
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creating a TAC case for a DCT transmission
The service bulletin describes warranty information/maintenance for the transmission external canister filter.
This service bulletin provides information help guide technicians to known areas of possible transmission fluid leaks.
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities.
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The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the dealers to be more careful not to damage the transmissions during removal and to package the core properly for return.
Brakes
15 bulletinsImprovements to availability of Lane Keep Assist.
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Fixes to help ensure safety features remain functional when windshield freezes. Fixes to diagnostics that impact Automatic Emergency Braking indicator. Improvements to audio system performance. Fixes to help ensure proper functionality for the center display.
Improvements to availability of Lane Keep Assist.
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Fixes to help ensure safety features remain functional when windshield freezes. Fixes to diagnostics that impact Automatic Emergency Braking indicator. Fixes to help protect battery life. Fixes to help prevent loss of Performance Data Recorder functionality During the update process, your radio may stay on up to 5 minutes after you exit the vehicle. This is expected behavior when an update package is onboard the vehicle. Do not service your vehicle during installation.
This service bulletin provides service procedure information on Brake Squeal or Squeak Noise Intermittently on Initial...
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Brake Applies.
This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to...
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facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
The purpose of this PIC is to assist dealership technicians in diagnosing a concern where the front compartment lid may...
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not release on the first button press of the exterior touchpad after the vehicle has been inactive for some time.
This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a...
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garage or driveway.
This service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer...
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concern of wheel clicking.
This service bulletin provides service procedure information on Brake Squeal or Squeak Noise Intermittently on Initial...
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Brake Applies.
This service bulletin provides information for having brake pulsation and/or repeat brake pulsation.
This service bulletin provides information for dealers/technicians on Brake Pulsation, Noise and/or Visible Pitting...
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Condition to Brake Rotor Surface.
This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of...
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time.
This Preliminary Information communicates information on resolving noise issues related to the brakes on this vehicle.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and...
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strut due to fluid leak.
This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive...
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disk on gasket sealing surfaces or reused parts.
Lighting
13 bulletinsAmendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a...
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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...
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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 warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
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Replaced During Warranty Coverage Period.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance...
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Schedules.
This service bulletin provides information on Dimpling of Front Fascia Due to Incorrect Front Splitter Fasteners...
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Installed at PDI.
This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or...
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Replaced During Warranty Coverage Period.
This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed...
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Accessories.
This service bulletin provides information on some vehicles that may rock or move slightly forward or rearward while in...
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Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is more often seen visually, rather than felt, when viewed from the outside and using the auto-start feature, if equipped.
This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power...
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up after a can bus 2 issue, lightning strike, or a failed overthe air update.
Fuel System
9 bulletinsThis PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and...
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advises of warranty direction.
This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State...
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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...
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analysis.
This Preliminary Information communicates diagnostic information to dealership techs in assisting them with determining...
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OEM mufflers from aftermarket ones.
This service bulletin provides information on Corvette and Camaro Exhaust Tone During Wide Open Throttle while in Sport...
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or Track Modes and that this is considered a normal characteristic.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel...
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Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent...
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additive.
Body & Paint
8 bulletinsThis preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when...
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addressing underbody component corrosion with customers.
This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that...
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have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel Bead Seat Corrosion.
Certain vehicles listed above may have a condition in which water leaks into the cabin from the door.
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Dealers will replace the water deflector.
This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the...
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shipping film.
This service bulletin provides a procedure to correct a customer concern of Convertible Top Leak Around Side Glass in...
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High Pressure Car Wash.
This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement...
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Guidelines.
This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal...
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characteristic.
This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed...
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Aluminum Wheels.
Tires & Wheels
5 bulletinsThis preliminary information communicates information about how to determine if a wheel and tires size change is...
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available.
This service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM...
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Vehicles.
This service bulletin provides information on summer tire performance and tire cold weather cracking.
This service bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or...
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Right, Wanders, Follows Depressions in Road Surface, Tramlining.
Software & Calibration
5 bulletinsThis Preliminary information communicates if a customer and service tech encounter this concern, it will be fixed with a...
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software update and the vehicle can still be driven in the meantime.
Great News! Your vehicle keeps getting better.
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This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates. Better Never Stops
This service bulletin provides information for dealers/technicians on Labor Operations for Limited Production Option...
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(LPO) Calibrated Accessories.
This Preliminary Information communicates diagnostic information to dealership technicians about a software issue on a...
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front compartment lid system.
This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option...
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(LPO) Calibrated Accessories.
HVAC & Climate
4 bulletinsPI to help diagnose A/C concern
This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold...
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weather climates and testing those batteries.
This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working...
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and/or Blows Warm Air.
This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
Hybrid & EV
3 bulletinsImprovements to OnStar through enhancements for charging, Super Cruise, remote start, and collision notification.
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Fixes to address connectivity issues.
This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or...
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USB Receptacle Inoperative.
This service bulletin provides information on AGM batteries that require less frequent charging in storage.
Suspension
2 bulletinsService Update - Certain vehicles listed above may have debris inside the front lift system.
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Dealers are to flush the front lift system and replace both front shocks.
This service bulletin informs the technician that the shocks should not be modified by removing spacer to lower vehicle...
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and should not be submitted as a warranty repair whenever there is a customer concern of a Service Front Lift System Message on DIC or fluid leaking from shocks.
Air Bags & Safety
1 bulletinThis Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
Steering
1 bulletinThis service bulletin provides Information on Front Compartment Hood May Not Fully Unlatch When Release Button is...
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Pressed and Gets Stuck in Secondary Latch Position and/or When Pulling Manual Release Cable Near Steering Column Does Not Release Hood Once it is in this Stuck Position.