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Service bulletins for the 2023 Chevrolet Corvette

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

652 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIT6456D2026-02-23. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT6456C2026-02-10. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT5985K2026-02-01. Service bulletin. UNKNOWN OR OTHER. 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.
PIT6456B2026-02-01. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT6456A2026-01-30. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIP60982026-01-19. Service bulletin. UNKNOWN OR OTHER. This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIT6425C2026-01-19. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIP6089A2026-01-19. Service bulletin. UNKNOWN OR OTHER. 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.
PIT6457B2026-01-19. Service bulletin. UNKNOWN OR OTHER. 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.
PIT6369B2026-01-14. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealership technicians to perform the reset for the 2 modules noted above.
PIP4902U2026-01-13. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIC6540F2026-01-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6457A2025-12-15. Service bulletin. UNKNOWN OR OTHER. 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.
PIE0815A2025-12-04. Service bulletin. ENGINE. This engineering information (EI) closure ends the need for gathering further information from technicians/field in regard to the Service Engine Soon (SES) Lamp illuminated on DIC, Suspect Non-OE Catalytic Converters and/or Exhaust Systems w/DTCs P013F, P014A, P014B and/or P013E Set.
25-NA-1562025-12-04. Service bulletin. WHEELS. This service bulletin provides information on Tire Sidewall Irregularities.
PIT64562025-12-03. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
PIT64572025-12-03. Service bulletin. UNKNOWN OR OTHER. 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.
00-06-01-026R2025-12-03. Service bulletin. ENGINE. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
PIT5214G2025-11-28. Service bulletin. UNKNOWN OR OTHER. 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.
23-NA-1702025-10-25. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
23-NA-1532025-10-25. Service bulletin. ENGINE. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
PIT6425B2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIC6551A2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues
PIT6425A2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's
PIP60892025-10-24. Service bulletin. UNKNOWN OR OTHER. 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.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.