Does the 2026 GMC Terrain need premium gas?
No. Regular.
$0extra a year
- Regular listed for the Elevation FWD.
- All 4 trims list regular.
- Premium by choice: $267 more a year.
- 52% of 138 SUVs (2026) list premium.
12,000 miles a year. Gas $3.20. Premium $0.60 more.
| Trim | Engine | Grade | Mpg | Regular, a year | Premium, a year |
|---|---|---|---|---|---|
| Elevation FWD | 1.5L | Regular | 27 | $1,422 | $1,689 |
| Elevation AWD | 1.5L 4cyl | Regular | 25 | $1,536 | $1,824 |
| AT4 AWD | 1.5L 4cyl | Regular | 25 | $1,536 | $1,824 |
| Denali AWD | 1.5L 4cyl | Regular | 25 | $1,536 | $1,824 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2026 GMC Terrain | Elevation FWD | Regular |
| 2026 Chevrolet Equinox | LT FWD | Regular |
| 2026 Ford Escape | Active FWD | Premium |
| 2026 Mitsubishi Outlander | ES FWD | Regular |
| 2026 Subaru Forester | AWD | Regular |
| 2026 Mazda CX-5 | 2.5 S AWD | Regular |
What this cannot tell you
Check the fuel door or manual before you fill.
Gas prices and the premium gap change by state.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree