Heater, engine block and fuel system

Years 1984–85 Models 1 Factory citations 2

Also documented for Chevrolet

Documented applications

Sonoma — first generation (1982–1993)

1984–1985 Factory-verified

only with B3J diesel equipment; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1984 Chevrolet S 10, p.17.
GM Heritage factory kit — 1985 Chevrolet S 10, p.23.

This page aggregates every documented appearance of K07 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.