WenmarOpen by Wenmar Pro

Service bulletins for the 2004 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.

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

By type

By component

By trouble code

Bulletins, newest first
PIT5099G2023-12-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT4864F2023-12-26. Service bulletin. EQUIPMENT. Information On Requests To Add OnStar Bluetooth Option.
23-NA-2192023-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
PIC5588B2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL. Programming And Activation Of Replacement OnStar Modules.
PIC5588A2023-12-11. Service bulletin. EQUIPMENT:ELECTRICAL. Programming And Activation Of Replacement OnStar Modules.
PIC5335A2023-12-11. Service bulletin. STRUCTURE. Composite Transverse Spring Damage.
1300890092023-12-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
PIC65222023-12-04. Service bulletin. STEERING. This Preliminary Information communicates diagnostic information to dealership techs to assist them in diagnosing either a "Service Column Lock" or a "Pull Key, Wait 10 Seconds" message on the DIC.
PIT5264B2023-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Canadian Customers Unable To Place Calls And Turn By Turn Inoperative In The United States.
PIT52642023-12-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Canadian Customers Unable To Place Calls In The United States
03-00-91-001I2023-11-22. Service bulletin. WHEELS; POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.
17-NA-1702023-10-25. Service bulletin. WHEELS. This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
07-08-49-020R2023-10-18. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
10-00-89-006J2023-10-18. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
23-NA-1532023-09-26. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. 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.
PIP5628G2023-09-18. Service bulletin. ENGINE. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
18-NA-0732023-09-15. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
PIP5358C2023-08-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIP5628F2023-05-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
19-NA-2192023-05-06. Service bulletin. ENGINE AND ENGINE COOLING. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
17-NA-1702023-05-06. Service bulletin. WHEELS. This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
19-NA-2192023-04-13. Service bulletin. ENGINE AND ENGINE COOLING. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
22-NA-0092023-04-12. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
PIP5628E2023-03-13. Service bulletin. EQUIPMENT:ELECTRICAL:ACCESSORY GENERATOR:OUTLETS/RECEPTACLE. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
17-NA-0732023-03-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

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