642 Factory-verified

GMC · Regular Production Option

Trim combination, leather, Smokey Carmel Tin

Years 1998–00 Models 2 Factory citations 6
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Also described as Trim combination, leather, beige

Also documented for ChevroletOldsmobilePontiac

Documented applications

This page aggregates every documented appearance of 642 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.