- 1987–1989 Factory-verified
Safari SLT trim (the 1987 and 1988 trim pages name it Safari Touring); 1987 from the 1987 body ordering code weight table and trim page bound into the kit file named for the following model year; 1988 from the trim page headed by the body ordering code; 1989 from the option selection key, which prints model M10906/YC7; shared M-body code; cited from the joint Astro/Safari pages of the Chevrolet Astro kits.
GM Heritage factory kit — 1988 Chevrolet Astro Van, p.23, p.36, p.15.GM Heritage factory kit — 1989 Chevrolet Astro Van, p.12.
YC7 Factory-verified
Also documented for Chevrolet
Documented applications
- 1998–2001, 2004 Factory-verified
This page aggregates every documented appearance of YC7 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.