- 1997–1999 Factory-verified
requires UZ5
GM Heritage factory kit — 1997 Chevrolet Venture, p.45.
UN7 Factory-verified
Also documented for OldsmobilePontiac
Documented applications
This page aggregates every documented appearance of UN7 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.