Gmc Denali Sierra 2025
Gmc Denali Sierra 2025. We've tested a sierra 2500hd denali with the diesel engine, which returned 17 mpg on the highway. 2025 gmc sierra 1500 denali ultimate:
[+] bed and multipro tailgate; It’s dubbed denali edition 1 and is the only variant available for a brief 2025 model year.