- 1983 Factory-verified
only in: sedan; special equipment option (SEO), with 9C1 or 9C6
GM Heritage factory kit — 1983 Chevrolet Malibu, p.16.
1K5 Factory-verified
Documented applications
This page aggregates every documented appearance of 1K5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.