- 1987, 1991, 1993, 1994 Factory-verified
Astro LT (luxury touring package), new in 1987; the 1988 to 1990 and 1992 pages print it only in other options' notes or as YCT.
GM Heritage factory kit — 1987 Chevrolet Astro Van, p.25.GM Heritage factory kit — 1991 Chevrolet Astro Van, p.11.GM Heritage factory kit — 1993 Chevrolet Astro Van, p.12.GM Heritage factory kit — 1994 Chevrolet Astro Van, p.10.
YC7 Factory-verified
Also documented for GMC
Documented applications
- 1998–2001, 2004 Factory-verified
This page aggregates every documented appearance of YC7 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.