PIC6629F
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
Vehicle report
2026 CHEVROLET CORVETTE CONVERTIBLE
Service bulletins
104 bulletinsTechnical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
PIP4902W
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIC6605C
Service Bulletin/Repair Instructions
This Preliminary Information communicates the fact that the rear carbon fiber spoiler for this vehicle is on a part restriction. Dealers are directed to check EPC for restriction notes and to contact TAC if the restricted part is required.
PIT6544
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians and customers that GM is aware of the issue and the vehicle can still be driven. When a repair is available, this PI will be updated.
PIT6503E
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
PIT6541
Service Bulletin/Repair Instructions
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with the image processor #2 and how to restore communication
PIT6503D
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
PIC6551C
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIC6662
Service Bulletin/Repair Instructions
The purpose of this preliminary information is to provide dealership technicians tips to diagnose a no start concern with a P06E9 DTC set.
PIT6503C
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
PIT6512A
Service Bulletin/Repair Instructions
This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.
PIT6517C
Service Bulletin/Repair Instructions
This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found.
PIT5099J
Service Bulletin/Repair Instructions
PI to help diagnose A/C concern
PIP6089B
Service Bulletin/Repair Instructions
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction. Dealers are instructed to order these engines through the Technical Assistance Center.
662.30
Over The Air
• Fixes to help ensure responsiveness for the driver display and rear view camera. • Improvements to reliability for alerts and chimes.
PIT5966F
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
662.20
Over The Air
• Improvements to audio quality when using Google Assistant. • Additional protection for the health of your battery and updates to help prevent excessive battery drain and overheating. • Improvements will support successful software updates for your vehicle and allow you to access new features and fixes. • Improves traction and stability control when accelerating or on uneven terrain. • Improves braking and stopping performance on low-traction surfaces. • Improves the performance of assisted braking features. • Improvements to emissions testing data • Improvements to shifting performance and fewer check engine light activations. • Improvements to eAWD indicator behavior • Improved starting reliability when your vehicle was turned off without being shifted to Park
PIT6503B
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
N25-252332
Over The Air
• Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation, and Super Cruise.
PIT6503A
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
N262547330
Service Campaign
Certain vehicles may have a condition in which the Telematic Control Module may enter an unrecoverable state. Dealers are to reprogram the Telematic Control Module. IMPORTANT: The module may be several software versions behind and could take multiple programming events to bring it to the latest software level (The same calibration screen MUST be displayed to validate the module has been programmed to the latest level). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
PIT6519
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians and customers that the voice command will be inoperative when trying to open applications. Engineering is investigating and this PI will be converted to a bulletin when a repair is available.
PIT6215C
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with this concern, to perform the steps listed and should be able to reprogram the module and correct this.
PIC6605B
Service Bulletin/Repair Instructions
This Preliminary information communicates that many parts for this vehicle are on a part restriction. Dealers are directed to check EPC for restriction notes and to contact TAC if restricted parts need to be ordered.
PIP6076A
Service Bulletin/Repair Instructions
This PI communicates that the transmission oil life monitor when reset does not stay at 100%
PIC6540J
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6393L
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIC6423A
Service Bulletin/Repair Instructions
Pi created to provide GM dealers with information on gathering information for projection issue
PIC6540H
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIC6551B
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
N262547330-01
Service Campaign
Certain vehicles may have a condition in which the Telematic Control Module may enter an unrecoverable state. Dealers are to reprogram the Telematic Control Module. IMPORTANT: The module may be several software versions behind and could take multiple programming events to bring it to the latest software level (The same calibration screen MUST be displayed to validate the module has been programmed to the latest level). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to receive these software updates.
PIC6629E
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
661.22
Over The Air
Fixes to help prevent loss of functionality for OnStar, infotainment apps, and connectivity features.
PIC6540G
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6393K
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIC6629D
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIT6503
Service Bulletin/Repair Instructions
This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on 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.
661.21
Over The Air
• Improvements to audio quality when using Google Assistant. • Fixes to help ensure successful vehicle software updates. • Improvements to shifting performance and fewer check engine light activations.
PIT3271Q
Service Bulletin/Repair Instructions
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIP5781D
Service Bulletin/Repair Instructions
This Preliminary information communicates that characterizing certain parts is no longer required, the service instruction was changed but technicians are still trying to perform the function causing further confusion.
PIC6624A
Service Bulletin/Repair Instructions
The purpose of this Preliminary Information is to assist dealership technicians in how to order a restricted 12v lithium ion battery.
PIP4902V
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP6104
Service Bulletin/Repair Instructions
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIT6393J
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIC6629C
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIT6425D
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
PIC6647
Service Bulletin/Repair Instructions
This Preliminary information communicates diagnostic information to dealership technicians for an IP compartment door that may not open correctly.
PIT6456D
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
N252541390
Service Campaign
Certain vehicles may have a condition in which the radiator hose clamp is not properly seated. Dealers are to inspect, and if necessary, replace the hose clamp on the radiator outlet hose
PIT6456C
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT6456B
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT5985K
Service Bulletin/Repair Instructions
This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an event like a lightning strike, battery jump started backwards, failure over the air update, etc.
PIT6406E
Service Bulletin/Repair Instructions
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIT6456A
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT6425C
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIP6089A
Service Bulletin/Repair Instructions
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction. Dealers are instructed to order these engines through the Technical Assistance Center.
PIT6471
Service Bulletin/Repair Instructions
This Preliminary Information is to inform technicians to not replace any parts at this time and to use the work around provided. When a fix is available, this PI will be updated to a bulletin.
PIP6098
Service Bulletin/Repair Instructions
This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIT6457B
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIP4902U
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIC6540F
Service Bulletin/Repair Instructions
This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6393H
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
PIT6445B
Service Bulletin/Repair Instructions
This PI communicates information that the Collision / Detection Systems will revert to default setting of Alert and Brake after an Ignition Cycle due to an Engineering change.
PIC6629B
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIT6457A
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
625.42
Over The Air
Fixes to prevent delay for seat belt reminder light. 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.
PIT6393G
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it. It also informs them to follow the bulletins as necessary to USB update the modules.
PIC6631
Service Bulletin/Repair Instructions
This bulletin communicates to the dealer a temporary solution to prevent a dead battery until engineering can provide a permanent solution.
PIT6457
Service Bulletin/Repair Instructions
This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIT6456
Service Bulletin/Repair Instructions
This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT5214G
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have had multiple 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.
PIT6406D
Service Bulletin/Repair Instructions
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIC6629A
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
PIC6629
Service Bulletin/Repair Instructions
This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
24-NA-221
Service Bulletin/Repair Instructions
This service bulletin provides service procedure information on Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
PIT6406C
Service Bulletin/Repair Instructions
This Preliminary Information communicates direction for different audio issues with RPO UQA, UQF, UQS, or NKD
PIC6605A
Service Bulletin/Repair Instructions
This Preliminary information communicates that many parts for this vehicle are on a part restriction. Dealers are directed to check EPC for restriction notes and to contact TAC if restricted parts need to be ordered.
PIT6393F
Service Bulletin/Repair Instructions
This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIT6425B
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIT6425A
Service Bulletin/Repair Instructions
This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIC6622
Service Bulletin/Repair Instructions
The purpose of this Preliminary Information is to provide diagnostic aids to a dealership technician if a folding top is found to be inoperative.
PIP6089
Service Bulletin/Repair Instructions
This preliminary information advises dealers that engine part numbers 12731949, 12739909 and 12716295 have been placed on restriction. Dealers are instructed to order these engines through the Technical Assistance Center.
PIT6440
Service Bulletin/Repair Instructions
The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
13598
Other
New Vehicle Monitoring Programs Section in IVH
PIC6455A
Service Bulletin/Repair Instructions
This PIC assists dealership technicians in diagnosing a folding top concern in which he/she may want to command the folding top header latch to operate using the scan tool.
PIP4902T
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIT6059C
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with super cruise unavailable due to the driver's monitoring camera and dealers to replace the camera.
PIC5650M
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about vehicles that have an 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.
PIP5601B
Service Bulletin/Repair Instructions
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
PIT5074S
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
PIT5832V
Service Bulletin/Repair Instructions
This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT6180A
Service Bulletin/Repair Instructions
This Preliminary information communicates assistance in locating the Rear seat belt comfort guides in the parts catalog.
PIP4902S
Service Bulletin/Repair Instructions
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
25-NA-156
Service Bulletin/Repair Instructions
This service bulletin provides information on Tire Sidewall Irregularities.
PIT5074R
Service Bulletin/Repair Instructions
This Preliminary Information communication provides information to the technician about the use of J-35616-64B and Mini 50 terminal test probe, replacement terminals, and terminated leads.
PIT5966E
Service Bulletin/Repair Instructions
This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
25-NA-118
Service Bulletin/Repair Instructions
This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues.
15-NA-010
Service Bulletin/Repair Instructions
This service bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
22-NA-242
Service Bulletin/Repair Instructions
This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
25-NA-100
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information on vehicles outside of a California Emissions State 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.
07-00-89-037W
Service Bulletin/Repair Instructions
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
25-NA-087
Service Bulletin/Repair Instructions
This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
13-08-116-001K
Service Bulletin/Repair Instructions
The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
25-NA-065
Service Bulletin/Repair Instructions
This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
Reading this report
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.