- 2006–2009 Factory-verified
only in: SS; the 2006 kit lists it in the SS package (B4U)
GM Heritage factory kit — 2006 Chevrolet Trailblazer, p.130.
QUB Factory-verified
Also documented for Cadillac
Documented applications
This page aggregates every documented appearance of QUB in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.