79C Factory-verified

GMC · Regular Production Option

Trim combination, cloth, Ruby Red

Years 1998–00 Models 3 Factory citations 7
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Also documented for BuickCadillacChevroletOldsmobilePontiac

Documented applications

This page aggregates every documented appearance of 79C in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.