XNF Factory-verified

GMC · Regular Production Option

Tire, front, P235/75R16-106S BW R/PE ST TL ALS

Years 1999–04, 2006, 2025–26 Models 4 Factory citations 9
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Also described as Nightfall EditionTire, front: P235/75R16 106S, all-season, blackwall

Also documented for CadillacChevrolet

Documented applications

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