- 2002–2004 Factory-verified
Also described as Convenience package, decor level #6
Also documented for BuickChevroletOldsmobile
Documented applications
- 1998–2001 Factory-verified
- 1986–1989 Factory-verified
Safari SLE trim; 1986 from the 1986 passenger van trim page headed by the body ordering code, in the kit file named for the prior model year; 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 1988 trim page headed by the code; 1989 from the option selection key, which prints model M10906/YC6; shared M-body code; cited from the joint Astro/Safari pages of the Chevrolet Astro kits.
GM Heritage factory kit — 1985 Chevrolet Astro Van, p.15.GM Heritage factory kit — 1988 Chevrolet Astro Van, p.23, p.35, p.14.GM Heritage factory kit — 1989 Chevrolet Astro Van, p.12.
- 1998–2001, 2004 Factory-verified
- 1998–2002 Factory-verified
- 2003–2010, 2014–2018, 2022–2026 Factory-verified
- 1998–2002 Factory-verified
This page aggregates every documented appearance of YC6 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.