Chevrolet Corvette 2023 — technical service bulletin
Bulletin N232418320 · NHTSA communication 10249210 · issued Jan 26, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2023
model years
1
vehicle entries
Official summary
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.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.