- 2003 Factory-verified
Kit-only code (2003 only).
GM Heritage factory kit — 2003 Chevrolet Impala, p.110.
97U Factory-verified
Also documented for Cadillac
Documented applications
- 2003 Factory-verified
Kit-only code (2003 only; touch-up WA-822K).
GM Heritage factory kit — 2003 Chevrolet Monte Carlo, p.107.
This page aggregates every documented appearance of 97U in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.