Looking for a fuel-efficient GMC nearby? Pay a visit to our GMC dealership near Taunton to get a better look at our most fuel-efficient vehicles. Find the GMC truck that saves gas while hauling whatever you're towing. Or, check out our selection of fuel-efficient models for a comfortable and eco-friendly ride.
You can compare GMC mpg ratings to find a powerful yet economic SUV or truck, or feel free to ask about mpg ratings when you explore our lineup of luxury SUVs. Our team is ready to help Massachusetts drivers find the fuel-efficient GMC that's just right for them!
What Is the Most Fuel-Efficient GMC?
The most fuel-efficient GMC SUV is the 2026 GMC Terrain with 28 highway and 26 city mpg. Take a look at our inventory of new GMC SUVs and trucks to find more fuel-efficient vehicles. If a GMC truck is what you've had your eye on, check out the 2025 Sierra 1500, which also outputs 29 highway mpg, or get a closer look at the 2025 Canyon.
Both fuel-efficient GMC pickups return stellar mpg ratings, so you can save on gas while still having enough power to haul what you need. Compare more GMC fuel-efficient models to find the one that suits you best.
| Model | Max Highway MPG |
|---|---|
| 2025 GMC Sierra 1500 (Diesel) | 29 |
| 2026 GMC Terrain | 28 |
| 2025 GMC Acadia | 27 |
| 2025 GMC Yukon (Diesel) | 27 |
| 2025 GMC Canyon | 23 |
Which GMC EV Has the Longest Range?
The GMC lineup now includes several electric vehicles, which allow you to take advantage of the same great power and performance with zero emissions. The 2025 GMC Sierra 1500 Denali EV has a maximum range of up to 460 miles on a single charge, making it the longest-range electric vehicle in the current GMC lineup.
| Model | Max Range (mi.) |
|---|---|
| 2025 GMC Sierra 1500 Denali EV | 460 |
| 2025 GMC HUMMER EV Pickup | 367 |
| 2025 GMC HUMMER EV SUV | 315 |