2008 GMC Yukon Gas Tank Size & Fuel Capacity
Fuel tank capacity
26.0gal · 98 L
The 2008 GMC Yukon has a fuel tank capacity of 26.0 gallons (98 liters) on every trim.
A full tank is good for roughly 468–520 highway miles or 312–364 miles around town, going by the EPA ratings.
26.0 gal · Bigger than 84% of 2008 models we list.
Listed separately: 2008 GMC Yukon Hybrid (24.5 gal), 2008 GMC Yukon XL (31.0–39.0 gal).
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2008 GMC Yukon fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Powertrain
- no difference
- Drive
- no difference
- Engine
- no difference
All 6 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| Denali 4dr SUV 6.2L 8cyl 6A · RWD · Regular MPG 12 / 19Range 312 / 494 mi | 6.2L 8cyl 6A | RWD | 26.0 gal98 L | Regular | 12 / 19 | 312 / 494 mi |
| Denali 4dr SUV AWD 6.2L 8cyl 6A · AWD · Regular MPG 12 / 18Range 312 / 468 mi | 6.2L 8cyl 6A | AWD | 26.0 gal98 L | Regular | 12 / 18 | 312 / 468 mi |
| SLE 4dr SUV 5.3L 8cyl 4A · RWD · Regular MPG 14 / 20Range 364 / 520 mi | 5.3L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 20 | 364 / 520 mi |
| SLE 4dr SUV 4WD 5.3L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 5.3L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLE 4dr SUV 4WD w/3SA 5.3L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 5.3L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLE 4dr SUV w/3SA 4.8L 8cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 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 2008 GMC Yukon 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 16 MPG, a full 26.0-gallon tank covers about 416 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 26.0 | 494 | 364 |
| 3/4 | 19.5 | 371 | 273 |
| 1/2 | 13.0 | 247 | 182 |
| 1/4 | 6.5 | 124 | 91 |
| 1/8 | 3.3 | 62 | 46 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 938 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
- 14–16 MPG
- Tailpipe CO2
- 555–635 g/mi
- Source
- EPA ratings
What it costs to fill up a 2008 GMC Yukon
$111.02 to fill the 26.0-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 |
|---|---|---|---|---|
| 26.0 gal | Regular | $4.27 | $111.02 | $83.26 |
| 26.0 gal | E85 (flex-fuel trims) | $3.31 | $86.06 | $64.55 |
By region, 26.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $104.52 |
| Midwest | $4.27 | $111.02 |
| Gulf CoastLowest | $3.70 | $96.20 |
| Rocky Mountain | $4.46 | $115.96 |
| West Coast | $5.42 | $140.92 |
| CaliforniaHighest | $5.89 | $153.14 |
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
- 26.0-gallon tank$111.02
- A year of driving (15,000 mi)$4,003
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Yukon tank size in other years
The 2008 Yukon uses the same 26.0 gal tank as every Yukon since 2000.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2013 Yukon | 26.0 gal | 546 mi |
| 2012 Yukon | 26.0 gal | 546 mi |
| 2011 Yukon | 26.0 gal | 546 mi |
| 2010 Yukon | 26.0 gal | 546 mi |
| 2009 Yukon | 26.0 gal | 546 mi |
| 2008 Yukon | 26.0 gal | 520 mi |
| 2007 Yukon | 26.0 gal | 520 mi |
| 2006 Yukon | 26.0 gal | 494 mi |
| 2005 Yukon | 26.0 gal | 494 mi |
| 2004 Yukon | 26.0 gal | 468 mi |
| 2003 Yukon | 26.0 gal | 442 mi |
- 2027
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2008 GMC Yukon vs similar 2008 SUVs
At 26.0 gallons, the Yukon's largest tank ranks fourth of the seven 2008 SUVs compared here. The Nissan Armada carries the most (28.0 gal) and the Buick Enclave the least (22.0 gal).
| 2008 model | Tank | Longest highway range |
|---|---|---|
| Nissan Armada | 28.0 gal | 504 mi |
| Chrysler Aspen | 27.0 gal | 513 mi |
| Dodge Durango | 27.0 gal | 513 mi |
| GMC Yukon | 26.0 gal | 520 mi |
| Chevrolet Tahoe | 26.0 gal | 520 mi |
| Toyota Land Cruiser | 25.4 gal | 457 mi |
| Buick Enclave | 22.0 gal | 528 mi |
Other 2008 SUVs of a similar size, one model per brand.
2008 GMC Yukon fuel system recalls
None of the 4 recalls NHTSA lists for the 2008 GMC Yukon involve the fuel system.
2008 GMC Yukon fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2008 GMC Yukon, 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 2008 GMC Yukon?
The 2008 GMC Yukon holds 26.0 gallons (98 liters) on every trim we list.
How many gallons and liters does the 2008 GMC Yukon gas tank hold?
The 2008 GMC Yukon tank holds 98 liters, or 26.0 gallons in US gallons.
Does the 2008 GMC Yukon tank change with the powertrain?
No. Gas and Flex-fuel (E85) versions of the 2008 GMC Yukon use the same 26.0 gal tank.
Does 4WD change the 2008 GMC Yukon gas tank?
No. RWD and 4WD and AWD versions of the 2008 GMC Yukon use the same 26.0 gal tank.
How far can a 2008 GMC Yukon go on a full tank?
About 468–520 miles on the highway and 312–364 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 2008 GMC Yukon go on a quarter tank?
About 124 highway miles or 91 in town from the 26.0-gallon tank, which has roughly 6.5 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2008 GMC Yukon take?
Regular unleaded, or Flex-fuel (unleaded/E85), depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2008 GMC Yukon?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 26.0-gallon tank from empty costs $111.02. It ranges from $96.20 in the Gulf Coast to $153.14 in California.
How much does a full tank of gas weigh in a 2008 GMC Yukon?
About 161 pounds for the 26.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2008 GMC Yukon have a bigger gas tank than the Chevrolet Tahoe?
No, they match: both top out at 26.0 gallons in 2008.
Has the 2008 GMC Yukon had a fuel pump or fuel system recall?
No. None of the 4 recalls NHTSA lists for the 2008 GMC Yukon 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 (GMC 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.