- 2025–2027 Factory-verified
2025: Denali: S; Elevation, AT4: not offered; 2026–2027: Denali, Denali Ultimate: S; Elevation, AT4: not offered
B87 Factory-verified
Also described as Trim, lower body, black
Also documented for BuickCadillacChevrolet
Documented applications
- 2019 Factory-verified
SL, SLE, SLE Diesel, SLT, SLT Diesel: S
This page aggregates every documented appearance of B87 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.