- 2006–2007 Factory-verifiedGM Heritage factory kit — 2006 Chevrolet HHR, p.25, p.98, p.103, p.108, p.117.
QG9 Factory-verified
Also documented for BuickCadillacSaturn
Documented applications
- 2003–2005 Factory-verifiedGM Heritage factory kit — 2003 Chevrolet Impala, p.25.GM Heritage factory kit — 2004 Chevrolet Impala, p.30.
- 2003–2007 Factory-verified
Also in the kit's Monte Carlo order guide.
GM Heritage factory kit — 2003 Chevrolet Monte Carlo, p.104.
This page aggregates every documented appearance of QG9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.