Chevrolet Corvette 2022–2023 — technical service bulletin
Bulletin PIE0740A · NHTSA communication 10233374 · issued Mar 8, 2023
Technical service bulletin
communication type
Power Train
component
2022–2023
model years
2
vehicle entries
Official summary
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.
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.