- 2006–2008 Factory-verifiedGM Heritage factory kit — 2006 Chevrolet HHR, p.25, p.103, p.108, p.117.
QP2 Factory-verified
Also documented for Pontiac
Documented applications
This page aggregates every documented appearance of QP2 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.