- 2027 Factory-verified
Pro, Elevation, AT4, Denali, Denali Ultimate: not offered; AT4X: O (ADI available); dealer-installed
VYN Factory-verified
Also described as LPO, Red decorative rings for beadlock-capable wheels
Also documented for Chevrolet
Documented applications
- 2024–2026 Factory-verified
the upfitter lists read "Accessory, wheel trim ring, design 1"
This page aggregates every documented appearance of VYN in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.