- 1983, 1984 Factory-verified
body ordering code of the K10516 utility with a white top; shared square-body platform code; cited from the Chevrolet Blazer kit
GM Heritage factory kit — 1983 Chevrolet Blazer, p.1.GM Heritage factory kit — 1984 Chevrolet Blazer RV Full Size, p.10.
Z58 Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of Z58 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.