Chevrolet Corvette 2014–2019 — technical service bulletin
Bulletin PIC6464 · NHTSA communication 10217773 · issued Jul 15, 2022
Technical service bulletin
communication type
Electrical System
component
2014–2019
model years
6
vehicle entries
Official summary
This Preliminary Information is to assist dealership technicians in diagnosing a complaint related to the variable red line feature surrounding the tachometer gauge.
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.