2017GMC Yukon and Yukon XL Fuel tank size
Depends on your version. Choose yours, or compare them here.
- Short Wheelbase 26.0 gal
- Long Wheelbase 31.5 gal
26.0gal
Short Wheelbase
31.5gal
Long Wheelbase
Owner's manual · PDF page 392 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Short Wheelbase · PDF page 392
98.4 L 26.0
Fuel tank size · Long Wheelbase · PDF page 392
119.2 L 31.5
Owner's manual · PDF page 392 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Short Wheelbase · PDF page 392
98.4 L 26.0
Owner's manual · PDF page 392 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Long Wheelbase · PDF page 392
119.2 L 31.5
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| Short Wheelbase | 26.0 gal | “98.4 L 26.0” | PDF page 392 ↗ |
| Long Wheelbase | 31.5 gal | “119.2 L 31.5” | PDF page 392 ↗ |
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