- 1973–82 Confirmed
K-series
NY7 Factory-verified
Also described as Transfer case shield
Also documented for GMC
Documented applications
- 1983–1988 Factory-verified
only in: 4WD; included with Z71
GM Heritage factory kit — 1983 Chevrolet S 10 Blazer, p.8.GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.10.GM Heritage factory kit — 1985 Chevrolet S 10 Blazer, p.30.GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.9.GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.45.GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9.
- 1984–1987 Factory-verified
only in: 4WD
GM Heritage factory kit — 1984 Chevrolet Truck, p.46.GM Heritage factory kit — 1985 Chevrolet Truck, p.44.GM Heritage factory kit — 1986 Chevrolet Truck, p.157.GM Heritage factory kit — 1987 Chevrolet Truck, p.59.
- 2015–2019, 2021–2022 Factory-verified
only in: 4WD; fleet or government order types only in 2015; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022
- 1983–1988 Factory-verified
only in: 4WD; 1983 from the NY1 requirement remark
GM Heritage factory kit — 1983 Chevrolet S 10, p.30.GM Heritage factory kit — 1984 Chevrolet S 10, p.19.GM Heritage factory kit — 1985 Chevrolet S 10, p.24.GM Heritage factory kit — 1986 Chevrolet S 10, p.17.GM Heritage factory kit — 1987 Chevrolet S 10, p.23.GM Heritage factory kit — 1988 Chevrolet S 10, p.19.
- 1998 Factory-verified
- 1999, 2001–2004 Factory-verified
This page aggregates every documented appearance of NY7 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.