- 2025–2027 Factory-verified
2025: AT4, Denali: S; Elevation: O; 2026–2027: AT4, Denali, Denali Ultimate: S; Elevation: O; second row flat-folding captain's chairs with Smart Slide and third row manual-folding 60/40 split bench
ABE Factory-verified
Also documented for BuickChevroletOldsmobilePontiac
Documented applications
This page aggregates every documented appearance of ABE in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.