- 1991–1993 Factory-verified
included with FE3.
GM Heritage factory kit — 1991 Chevrolet Astro Van, p.12.GM Heritage factory kit — 1992 Chevrolet Astro Van, p.13.GM Heritage factory kit — 1993 Chevrolet Astro Van, p.14.
QWT Factory-verified
Also documented for Pontiac
Documented applications
This page aggregates every documented appearance of QWT in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.