Chevrolet Corvette 2023 — technical service bulletin
Bulletin 23-NA-200 · NHTSA communication 10245414 · issued Nov 6, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
This bulletin provides diagnostic aid information for technicians for Misfire Diagnostics Displaying Incorrect Cylinders for Certain OBD Monitors Reported in Mode 6.
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.