C6X Factory-verified

GMC · Regular Production Option

GVWR, 6250 lbs (2835 kg)

Years 2024–27 Models 1 Factory citations 4
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Also documented for BuickChevroletPontiac

Documented applications

This page aggregates every documented appearance of C6X in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.