2015 Buick Enclave Gas Tank Size & Fuel Capacity
Fuel tank capacity
22.0gal · 83 L
The 2015 Buick Enclave has a fuel tank capacity of 22.0 gallons (83 liters) on every trim.
A full tank is good for roughly 484–528 highway miles or 352–374 miles around town, going by the EPA ratings.
22.0 gal · Bigger than 77% of 2015 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2015 Buick Enclave fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- no difference
All 5 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| Convenience Group 4dr SUV 3.6L 6cyl 6A · FWD MPG 17 / 24Range 374 / 528 mi | 3.6L 6cyl 6A | FWD | 22.0 gal83 L | 17 / 24 | 374 / 528 mi | |
| Leather Group 4dr SUV 3.6L 6cyl 6A · FWD MPG 17 / 24Range 374 / 528 mi | 3.6L 6cyl 6A | FWD | 22.0 gal83 L | 17 / 24 | 374 / 528 mi | |
| Leather Group 4dr SUV AWD 3.6L 6cyl 6A · AWD MPG 16 / 22Range 352 / 484 mi | 3.6L 6cyl 6A | AWD | 22.0 gal83 L | 16 / 22 | 352 / 484 mi | |
| Premium Group 4dr SUV 3.6L 6cyl 6A · FWD MPG 17 / 24Range 374 / 528 mi | 3.6L 6cyl 6A | FWD | 22.0 gal83 L | 17 / 24 | 374 / 528 mi | |
| Premium Group 4dr SUV AWD 3.6L 6cyl 6A · AWD MPG 16 / 22Range 352 / 484 mi | 3.6L 6cyl 6A | AWD | 22.0 gal83 L | 16 / 22 | 352 / 484 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2015 Buick Enclave goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 19 MPG, a full 22.0-gallon tank covers about 418 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 22.0 | 528 | 374 |
| 3/4 | 16.5 | 396 | 281 |
| 1/2 | 11.0 | 264 | 187 |
| 1/4 | 5.5 | 132 | 94 |
| 1/8 | 2.8 | 66 | 47 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 789 gallons, roughly 36 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 18–19 MPG
- Tailpipe CO2
- 465–494 g/mi
- EPA greenhouse score
- 4 of 10
- Source
- EPA ratings
What it costs to fill up a 2015 Buick Enclave
$93.94 to fill the 22.0-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 22.0 gal | Regular | $4.27 | $93.94 | $70.45 |
By region, 22.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $88.44 |
| Midwest | $4.27 | $93.94 |
| Gulf CoastLowest | $3.70 | $81.40 |
| Rocky Mountain | $4.46 | $98.12 |
| West Coast | $5.42 | $119.24 |
| CaliforniaHighest | $5.89 | $129.58 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 22.0-gallon tank$93.94
- A year of driving (15,000 mi)$3,371
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Enclave tank size in other years
The 2015 Enclave uses the same 22.0 gal tank as every Enclave since 2008.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2020 Enclave | 19.4–21.7 gal | 543 mi |
| 2019 Enclave | 19.4–21.7 gal | 543 mi |
| 2018 Enclave | 19.4–21.7 gal | 543 mi |
| 2017 Enclave | 22.0 gal | 484 mi |
| 2016 Enclave | 22.0 gal | 484 mi |
| 2015 Enclave | 22.0 gal | 528 mi |
| 2014 Enclave | 22.0 gal | 528 mi |
| 2013 Enclave | 22.0 gal | 528 mi |
| 2012 Enclave | 22.0 gal | 528 mi |
| 2011 Enclave | 22.0 gal | 528 mi |
| 2010 Enclave | 22.0 gal | 528 mi |
2015 Buick Enclave vs similar 2015 SUVs
At 22.0 gallons, the Enclave's largest tank ranks second of the five 2015 SUVs compared here. The Dodge Durango carries the most (24.6 gal) and the Ford Explorer the least (18.6 gal).
| 2015 model | Tank | Longest highway range |
|---|---|---|
| Dodge Durango | 24.6 gal | 615 mi |
| Buick Enclave | 22.0 gal | 528 mi |
| GMC Acadia | 22.0 gal | 528 mi |
| Chevrolet Traverse | 22.0 gal | 528 mi |
| Ford Explorer | 18.6 gal | 446 mi |
Other 2015 SUVs of a similar size, one model per brand.
2015 Buick Enclave fuel system recalls
None of the 5 recalls NHTSA lists for the 2015 Buick Enclave involve the fuel system.
2015 Buick Enclave fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2015 Buick Enclave, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 2015 Buick Enclave?
The 2015 Buick Enclave holds 22.0 gallons (83 liters) on every trim we list.
How many gallons and liters does the 2015 Buick Enclave gas tank hold?
The 2015 Buick Enclave tank holds 83 liters, or 22.0 gallons in US gallons.
Does AWD change the 2015 Buick Enclave gas tank?
No. FWD and AWD versions of the 2015 Buick Enclave use the same 22.0 gal tank.
How far can a 2015 Buick Enclave go on a full tank?
About 484–528 miles on the highway and 352–374 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2015 Buick Enclave go on a quarter tank?
About 132 highway miles or 94 in town from the 22.0-gallon tank, which has roughly 5.5 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2015 Buick Enclave take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2015 Buick Enclave?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 22.0-gallon tank from empty costs $93.94. It ranges from $81.40 in the Gulf Coast to $129.58 in California.
How much does a full tank of gas weigh in a 2015 Buick Enclave?
About 136 pounds for the 22.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2015 Buick Enclave have a bigger gas tank than the Ford Explorer?
Yes. The 2015 Buick Enclave holds up to 22.0 gallons; the 2015 Ford Explorer holds up to 18.6.
Has the 2015 Buick Enclave had a fuel pump or fuel system recall?
No. None of the 5 recalls NHTSA lists for the 2015 Buick Enclave involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
- Recalls: NHTSA recall database (Buick fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.