GMC Models — MPG Ratings
Latest (2026): 28 models with EPA fuel economy data.
Acadia AWD
Standard Sport Utility Vehicle 4WD · All-Wheel Drive
21MPG combined
Acadia FWD
Standard Sport Utility Vehicle 2WD · Front-Wheel Drive
22MPG combined
Canyon 2WD
Standard Pickup Trucks 2WD · Rear-Wheel Drive
20MPG combined
Canyon 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
19MPG combined
Canyon AT4X 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
17MPG combined
Canyon AT4X AEV 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
16MPG combined
Canyon Mud Terrain Tires 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
18MPG combined
Sierra 2WD
Standard Pickup Trucks 2WD · Rear-Wheel Drive
25MPG combined
Sierra 2WD with Sport Mode
Standard Pickup Trucks 2WD · Rear-Wheel Drive
19MPG combined
Sierra 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
24MPG combined
Sierra 4WD (Flex Fuel)
Standard Pickup Trucks 4WD · 4-Wheel Drive
17MPG combined
Sierra 4WD AT4X
Standard Pickup Trucks 4WD · 4-Wheel Drive
19MPG combined
Sierra 4WD with Sport Mode
Standard Pickup Trucks 4WD · 4-Wheel Drive
17MPG combined
Sierra Cab Chassis 2WD
Special Purpose Vehicle 2WD · Rear-Wheel Drive
16MPG combined
Sierra Cab Chassis 4WD
Special Purpose Vehicle 4WD · 4-Wheel Drive
15MPG combined
Sierra EV 14-mod battery, 11kW 15-mode charger
Standard Pickup Trucks 4WD · 4-Wheel Drive
67MPG combined
Sierra EV 20-mod battery, 11kW 15-mode charger
Standard Pickup Trucks 4WD · 4-Wheel Drive
68MPG combined
Sierra EV 20-mod battery, 19kW 15-mode charger
Standard Pickup Trucks 4WD · 4-Wheel Drive
64MPG combined
Sierra Mud Terrain Tires 4WD
Standard Pickup Trucks 4WD · 4-Wheel Drive
23MPG combined
Sierra Mud Terrain Tires 4WD (Flex Fuel)
Standard Pickup Trucks 4WD · 4-Wheel Drive
17MPG combined
Sierra Mud Terrain Tires 4WD (Sport Mode)
Standard Pickup Trucks 4WD · 4-Wheel Drive
16MPG combined
Terrain AWD
Small Sport Utility Vehicle 4WD · All-Wheel Drive
25MPG combined
Terrain AWD Denali/AT4
Small Sport Utility Vehicle 4WD · All-Wheel Drive
25MPG combined
Terrain FWD
Small Sport Utility Vehicle 2WD · Front-Wheel Drive
27MPG combined
Yukon 2WD
Standard Sport Utility Vehicle 2WD · Rear-Wheel Drive
23MPG combined
Yukon 4WD
Standard Sport Utility Vehicle 4WD · 4-Wheel Drive
22MPG combined
Yukon XL 2WD
Standard Sport Utility Vehicle 2WD · Rear-Wheel Drive
23MPG combined
Yukon XL 4WD
Standard Sport Utility Vehicle 4WD · 4-Wheel Drive
22MPG combined