- 1983 Factory-verified
special equipment option (SEO); requires LC3 or LG4 and V08; two of its three lines print 7KA
GM Heritage factory kit — 1983 Chevrolet Malibu, p.12.
7K4 Factory-verified
Documented applications
This page aggregates every documented appearance of 7K4 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.