Base equipment group, Z34 coupe

Years 1991 Models 1 Factory citations 1

Documented applications

Lumina — first generation, W-body (1990–1994)

1991 Factory-verified

only in: Z34 coupe

GM Heritage factory kit — 1991 Chevrolet Lumina, p.14.

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