Chevrolet Corvette 2020–2026 — technical service bulletin
Bulletin PIP5781D · NHTSA communication 11030973 · issued Mar 31, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2020–2026
model years
10
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.