Special Interior group

Years 1967–82 Models 2 Factory citations 4

Also described as Interior Accent groupInterior decor package

Documented applications

Camaro

1967–1969 Factory-verified

incl. in Z87 (68–69)

GM Heritage factory kit — 1967 Chevrolet Camaro, p.7.
GM Heritage factory kit — 1969 Chevrolet Camaro, p.44.
1970–1972 Factory-verified

incl. in Custom Interior

GM Heritage factory kit — 1970 Chevrolet Camaro, p.6.
GM Heritage factory kit — 1972 Chevrolet Camaro, p.62.

Impala / Full-Size

1967- Confirmed

This page aggregates every documented appearance of Z23 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.