← all 2021 GMC Yukon 4WD trims
2021 GMC Yukon 4WD — 3.0L 6-cyl, Automatic 10-spd, 4WD
This 2021 GMC Yukon 4WD (3.0L 6-cyl, Automatic 10-spd, 4WD) runs on diesel. DIESEL
22
MPG combined (20 city / 26 hwy)
$3,550
est. fuel cost / year (EPA, 15k mi)
444 g/mi
tailpipe CO₂
Other 2021 GMC Yukon 4WD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 5.3L 8-cyl, Automatic 10-spd, 4WD | REGULAR | 18 | $3,450 |
| 5.3L 8-cyl, Automatic 10-spd, 4WD | REGULAR | 17 | $3,650 |
| 6.2L 8-cyl, Automatic 10-spd, 4WD | PREMIUM | 16 | $4,800 |
| 6.2L 8-cyl, Automatic 10-spd, 4WD | PREMIUM | 16 | $4,800 |
EPA fuel type: Diesel · class: Standard Sport Utility Vehicle 4WD · retrieved 2026-06-14.