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
Only bulletins with component: Automatic transmission are shown. Show all
| N232418320-01 | 2024-03-07. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY. Customer Satisfaction Program - Certain vehicles, equipped with an 8-speed dual clutch transmission (RPO M1M), may have been serviced with the wrong Main Control Valve Body. Dealers will replace the Main Control Valve Body. |
|---|---|
| PIP5781A | 2024-02-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; COMMUNICATION; UNKNOWN OR OTHER. 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. |
| 17-NA-066 | 2023-07-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test. |
| PIE0740 | 2023-03-08. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Service Transmission Message and/or Check Engine Lamp illuminated on the Driver Information Center (DIC) and having multiple DTCs set. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.