WNAB ✓ Factory-verified

Chevrolet · Regular Production Option

Base equipment group, Lumina sedan

Years 1993 Models 1 Factory citations 1

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Documented applications

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

• 1993 ✓ Factory-verified

  only in: Lumina sedan

  ⛭ GM Heritage factory kit — 1993 Chevrolet Lumina, p.18.

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