- 2005 Factory-verifiedGM Heritage factory kit — 2005 Chevrolet Impala, p.26.
6S1 Factory-verified
Documented applications
- 2005–2007 Factory-verified
This page aggregates every documented appearance of 6S1 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.