Chevrolet Corvette 2020–2025 — technical service bulletin
Bulletin PIP5781C · NHTSA communication 11019833 · issued Jun 20, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2020–2025
model years
6
vehicle entries
Official summary
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.
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.