- 2014–2018, 2022–2027 Factory-verified
O: Cutaway 1WT (2027), Cutaway 2WT (2025–2026), Cutaway TG33503 (2025–2026), Cutaway TG33803 (2025–2026); not offered: Cutaway TG33903 (2025–2026); in the 2025–2027 guides only in the Cutaway guides
ANC Factory-verified
Also documented for Chevrolet
Documented applications
This page aggregates every documented appearance of ANC in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.