- 1986–1988 Factory-verified
passenger van with ZP4 or ZP5 seating and X6X; 1986 from the 1986 pages in the kit file named for the prior model year; shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.
GM Heritage factory kit — 1985 Chevrolet Astro Van, p.9.GM Heritage factory kit — 1987 Chevrolet Astro Van, p.29.GM Heritage factory kit — 1988 Chevrolet Astro Van, p.9.
AP1 Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of AP1 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.