2021 GMC Yukon XL Gas Tank Size
Gas tank size for 2021 GMC Yukon XL. Fuel tank capacity in gallons and litres.
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| Trim | Engine Type | Gallons (US) | Gallons (UK) | Litres |
|---|---|---|---|---|
| SLE 4dr SUV(5.3L V8 10-speed Automatic) | flex-fuel (FFV) | 28 | 23.3 | 106 |
| SLE 4dr SUV 4WD(5.3L V8 10-speed Automatic) | flex-fuel (FFV) | 28 | 23.3 | 106 |
| SLT 4dr SUV(5.3L V8 10-speed Automatic) | flex-fuel (FFV) | 28 | 23.3 | 106 |
| Denali 4dr SUV 4WD(6.2L V8 10-speed Automatic) | Gas | 28 | 23.3 | 106 |
| Denali 4dr SUV(6.2L V8 10-speed Automatic) | Gas | 28 | 23.3 | 106 |
| SLT 4dr SUV 4WD(5.3L V8 10-speed Automatic) | flex-fuel (FFV) | 28 | 23.3 | 106 |
| AT4 4dr SUV 4WD(5.3L V8 10-speed Automatic) | flex-fuel (FFV) | 28 | 23.3 | 106 |
GMC Yukon XL 2021