2026 GMC Terrain
The 2026 GMC Terrain is listed in 3 versions in the EPA fuel economy database, with a 1.5 L 4-cyl turbo powertrain. Combined fuel economy ranges from 25 to 27 MPG (best: 8.7 L/100 km).
Model year2026
Versions3
ClassSmall Sport Utility Vehicle 2WD, Small Sport Utility Vehicle 4WD
DriveAll-Wheel Drive, Front-Wheel Drive
Engines, transmissions & fuel economy
| Version | Powertrain | Transmission | Drive | Fuel | MPG city / hwy / comb | L/100 km (comb) | CO2 g/mi | Class |
|---|---|---|---|---|---|---|---|---|
| Terrain AWD | 1.5 L 4-cyl turbo | Automatic 8-spd | All-Wheel Drive | Regular | 24 / 28 / 25 | 9.4 | 356 | Small Sport Utility Vehicle 4WD |
| Terrain AWD Denali/AT4 | 1.5 L 4-cyl turbo | Automatic 8-spd | All-Wheel Drive | Regular | 24 / 26 / 25 | 9.4 | 358 | Small Sport Utility Vehicle 4WD |
| Terrain FWD | 1.5 L 4-cyl turbo | Automatic (variable gear ratios) | Front-Wheel Drive | Regular | 26 / 28 / 27 | 8.7 | 329 | Small Sport Utility Vehicle 2WD |
Figures are EPA estimates for the U.S. market (U.S. gallons). Your mileage will vary. Transmissions: (S6) = 6-speed with manual select mode, (AV) = continuously variable, (AM) = automated manual.
Safety recalls
Check the NHTSA recall database for the 2026 GMC Terrain.