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; 2025: Elevation, AT4: O; Denali: not offered; 2026–2027: Elevation, AT4: O; AT4X, Denali: not offered
TP0 Factory-verified
Also documented for Chevrolet
Documented applications
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; only in: Cargo; O on all trims
This page aggregates every documented appearance of TP0 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.