GMC · 2021 lineup
2021 GMC lineup: MPG & fuel cost
GMC has 8 EPA-rated model lines for 2021. The cheapest to run is the GMC Terrain at about $1,722 a year (27 MPG). Across its gas and hybrid models, the median GMC is rated 23 MPG combined, 1.0 MPG below the 2021 industry median of 24 MPG.
Every 2021 GMC by fuel cost
Annual fuel cost, lower is betterFull 2021 GMC lineup
| Model | Class | Type | Combined | Range | Fuel / yr |
|---|---|---|---|---|---|
| GMC Terrain | Small SUV | Gas | 27 MPG | — | $1,722 |
| GMC Acadia | Midsize & Large SUV | Gas | 25 MPG | — | $1,860 |
| GMC Canyon | Small Pickup | Gas | 22 MPG | — | $2,114 |
| GMC Sierra Diesel | Full-Size Pickup | Diesel | 26 MPG | — | $2,135 |
| GMC Sierra | Full-Size Pickup | Gas | 21 MPG | — | $2,214 |
| GMC Yukon Diesel | Midsize & Large SUV | Diesel | 23 MPG | — | $2,413 |
| GMC Canyon Diesel | Small Pickup | Diesel | 23 MPG | — | $2,413 |
| GMC Yukon | Midsize & Large SUV | Gas | 18 MPG | — | $2,583 |