- 1983–1985 Factory-verified
Must be ordered; with D91 (lower body color under Silver); shared G-body platform code; cited from the joint El Camino/Caballero pages of the Chevrolet El Camino kits
GM Heritage factory kit — 1983 Chevrolet El Camino, p.16.GM Heritage factory kit — 1984 Chevrolet El Camino, p.15.GM Heritage factory kit — 1985 Chevrolet El Camino, p.19.
19M Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of 19M in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.