2018Buick Enclave Fuel tank size
Depends on your version. Choose yours, or compare them here.
- Front-Wheel Drive 19.4 gal·21.7 gal
- All-Wheel Drive 19.4 gal·21.7 gal
Front-Wheel Drive
19.4gal
All-Wheel Drive
21.7gal
Front-Wheel Drive
19.4gal
All-Wheel Drive
21.7gal
Owner's manual · PDF page 354 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Front-Wheel Drive · PDF page 354
19.4 gal
Fuel tank size · All-Wheel Drive · PDF page 354
21.7 gal
Fuel tank size · Front-Wheel Drive · PDF page 354
19.4 gal
Fuel tank size · All-Wheel Drive · PDF page 354
21.7 gal
Owner's manual · PDF page 354 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Front-Wheel Drive · PDF page 354
19.4 gal
Fuel tank size · All-Wheel Drive · PDF page 354
21.7 gal
Owner's manual · PDF page 354 ↗Added Oct 15, 2026
See where it's printed
Fuel tank size · Front-Wheel Drive · PDF page 354
19.4 gal
Fuel tank size · All-Wheel Drive · PDF page 354
21.7 gal
All versions
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| Front-Wheel Drive | 19.4 gal | “19.4 gal” | PDF page 354 ↗ |
| All-Wheel Drive | 21.7 gal | “21.7 gal” | PDF page 354 ↗ |
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