- 1994, 1995 Single-source
400 cu in, naturally aspirated; G20; shared G-van platform code; cited from the Chevrolet G-Van kit; 1994, 1995 rests on the Chevrolet-only G-Van books, so the row is single-source
GM Heritage factory kit — 1994 Chevrolet G Van, p.12.GM Heritage factory kit — 1995 Chevrolet G Van, p.3.
L49 Single-source
Also documented for CadillacChevrolet
Documented applications
This page aggregates every documented appearance of L49 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.