2011 GMC Sierra 1500 Gas Tank Size and Capacity
Fuel tank capacity
26.0–34.0gal · 98–129 L
The 2011 GMC Sierra 1500 has a fuel tank capacity of 26.0 to 34.0 gallons (98–129 liters), depending on the trim. The most common size is 26.0 gallons, used on 23 trims.
A full tank is good for roughly 468–714 highway miles or 312–510 miles around town, going by the EPA ratings.
34.0 gal · Bigger than 96% of 2011 models we list.
Listed separately: 2011 GMC Sierra 1500 Hybrid (26.0 gal), 2011 GMC Sierra 2500HD (36.0 gal), 2011 GMC Sierra 3500HD (36.0 gal).
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2011 GMC Sierra 1500 fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Powertrain
- no difference
- Drive
- Cab
- Bed
- Engine
All 33 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| Denali 4dr Crew Cab 5.8 ft. SB 6.2L 8cyl 6A · RWD · Flex-fuel (premium recommended or E85) MPG 13 / 18Range 338 / 468 mi | 6.2L 8cyl 6A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelpremium recommended or E85 | 13 / 18 | 338 / 468 mi |
| Denali 4dr Crew Cab AWD 5.8 ft. SB 6.2L 8cyl 6A · AWD · Flex-fuel (premium recommended or E85) MPG 12 / 18Range 312 / 468 mi | 6.2L 8cyl 6A Flex-fuel | AWD | 26.0 gal98 L | Flex-fuelpremium recommended or E85 | 12 / 18 | 312 / 468 mi |
| SL 4dr Crew Cab 4WD 5.8 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| SL 4dr Crew Cab 5.8 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SL 4dr Extended Cab 4WD 6.5 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| SL 4dr Extended Cab 6.5 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLE 2dr Regular Cab 4WD 6.5 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| SLE 2dr Regular Cab 6.5 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLE 4dr Crew Cab 4WD 5.8 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| SLE 4dr Crew Cab 5.8 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLE 4dr Extended Cab 4WD 6.5 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| SLE 4dr Extended Cab 6.5 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| SLT 4dr Crew Cab 4WD 5.8 ft. SB 5.3L 8cyl 6A · 4WD · Flex-fuel (gas or E85) MPG 15 / 21Range 390 / 546 mi | 5.3L 8cyl 6A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 15 / 21 | 390 / 546 mi |
| SLT 4dr Crew Cab 5.8 ft. SB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 21Range 390 / 546 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 15 / 21 | 390 / 546 mi |
| SLT 4dr Extended Cab 4WD 6.5 ft. SB 5.3L 8cyl 6A · 4WD · Flex-fuel (gas or E85) MPG 15 / 21Range 390 / 546 mi | 5.3L 8cyl 6A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 15 / 21 | 390 / 546 mi |
| SLT 4dr Extended Cab 6.5 ft. SB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 21Range 390 / 546 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 15 / 21 | 390 / 546 mi |
| Work Truck 2dr Regular Cab 4WD 6.5 ft. SB 4.3L 6cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.3L 6cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| Work Truck 2dr Regular Cab 6.5 ft. SB 4.3L 6cyl 4A · RWD · Regular MPG 15 / 20Range 390 / 520 mi | 4.3L 6cyl 4A | RWD | 26.0 gal98 L | Regular | 15 / 20 | 390 / 520 mi |
| Work Truck 4dr Crew Cab 4WD 5.8 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| Work Truck 4dr Crew Cab 5.8 ft. SB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 364 / 494 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 14 / 19 | 364 / 494 mi |
| Work Truck 4dr Extended Cab 4WD 6.5 ft. SB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 338 / 468 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 26.0 gal98 L | Flex-fuelgas or E85 | 13 / 18 | 338 / 468 mi |
| Work Truck 4dr Extended Cab 6.5 ft. SB 4.3L 6cyl 4A · RWD · Regular MPG 15 / 20Range 390 / 520 mi | 4.3L 6cyl 4A | RWD | 26.0 gal98 L | Regular | 15 / 20 | 390 / 520 mi |
| XFE 4dr Crew Cab 5.8 ft. SB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 22Range 390 / 572 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 26.0 gal98 L | Flex-fuelgas or E85 | 15 / 22 | 390 / 572 mi |
| SLE 2dr Regular Cab 4WD 8 ft. LB 4.8L 8cyl 4A · 4WD · Flex-fuel (gas or E85) MPG 13 / 18Range 442 / 612 mi | 4.8L 8cyl 4A Flex-fuel | 4WD | 34.0 gal129 L | Flex-fuelgas or E85 | 13 / 18 | 442 / 612 mi |
| SLE 2dr Regular Cab 8 ft. LB 4.8L 8cyl 4A · RWD · Flex-fuel (gas or E85) MPG 14 / 19Range 476 / 646 mi | 4.8L 8cyl 4A Flex-fuel | RWD | 34.0 gal129 L | Flex-fuelgas or E85 | 14 / 19 | 476 / 646 mi |
| SLE 4dr Extended Cab 4WD 8 ft. LB 5.3L 8cyl 6A · 4WD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | 4WD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 mi |
| SLE 4dr Extended Cab 8 ft. LB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 mi |
| SLT 4dr Extended Cab 4WD 8 ft. LB 5.3L 8cyl 6A · 4WD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | 4WD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 mi |
| SLT 4dr Extended Cab 8 ft. LB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 mi |
| Work Truck 2dr Regular Cab 4WD 8 ft. LB 4.3L 6cyl 4A · 4WD · Regular MPG 14 / 18Range 476 / 612 mi | 4.3L 6cyl 4A | 4WD | 34.0 gal129 L | Regular | 14 / 18 | 476 / 612 mi |
| Work Truck 2dr Regular Cab 8 ft. LB 4.3L 6cyl 4A · RWD · Regular MPG 15 / 20Range 510 / 680 mi | 4.3L 6cyl 4A | RWD | 34.0 gal129 L | Regular | 15 / 20 | 510 / 680 mi |
| Work Truck 4dr Extended Cab 4WD 8 ft. LB 5.3L 8cyl 6A · 4WD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | 4WD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 mi |
| Work Truck 4dr Extended Cab 8 ft. LB 5.3L 8cyl 6A · RWD · Flex-fuel (gas or E85) MPG 15 / 21Range 510 / 714 mi | 5.3L 8cyl 6A Flex-fuel | RWD | 34.0 gal129 L | Flex-fuelgas or E85 | 15 / 21 | 510 / 714 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 2011 GMC Sierra 1500 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 15 MPG, a full 26.0-gallon tank covers about 390 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 26.0 | 468 | 338 |
| 3/4 | 19.5 | 351 | 254 |
| 1/2 | 13.0 | 234 | 169 |
| 1/4 | 6.5 | 117 | 85 |
| 1/8 | 3.3 | 59 | 42 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 1,000 gallons, roughly 38 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.
What it costs to fill up a 2011 GMC Sierra 1500
$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 |
| 34.0 gal | Regular | $4.27 | $145.18 | $108.88 |
| 26.0 gal | Premium | $5.28 | $137.28 | $102.96 |
| 34.0 gal | E85 (flex-fuel trims) | $3.31 | $112.54 | $84.41 |
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
- 34.0-gallon tank$145.18
- A year of driving (15,000 mi)$4,270
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Sierra 1500 tank size in other years
The 2011 Sierra 1500 uses the same 26.0–34.0 gal tank sizes as every Sierra 1500 since 2000.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2016 Sierra 1500 | 26.0–34.0 gal | 816 mi |
| 2015 Sierra 1500 | 26.0–34.0 gal | 816 mi |
| 2014 Sierra 1500 | 26.0–34.0 gal | 816 mi |
| 2013 Sierra 1500 | 26.0–34.0 gal | 714 mi |
| 2012 Sierra 1500 | 26.0–34.0 gal | 714 mi |
| 2011 Sierra 1500 | 26.0–34.0 gal | 714 mi |
| 2010 Sierra 1500 | 26.0–34.0 gal | 714 mi |
| 2009 Sierra 1500 | 26.0–34.0 gal | 680 mi |
| 2008 Sierra 1500 | 26.0–34.0 gal | 680 mi |
| 2007 Sierra 1500 | 26.0–34.0 gal | 680 mi |
| 2006 Sierra 1500 | 26.0–34.0 gal | 680 mi |
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2011 GMC Sierra 1500 vs similar 2011 pickups
At 34.0 gallons, the Sierra 1500's largest tank ranks second of the six 2011 pickups compared here. The Ford F-150 carries the most (36.0 gal) and the Toyota Tundra the least (26.4 gal).
| 2011 model | Tank | Longest highway range |
|---|---|---|
| Ford F-150 | 26.0–36.0 gal | 756 mi |
| GMC Sierra 1500 | 26.0–34.0 gal | 714 mi |
| Chevrolet Silverado 1500 | 26.0–34.0 gal | 714 mi |
| Ram 1500 | 26.0–32.0 gal | 640 mi |
| Nissan Titan | 28.0 gal | 504 mi |
| Toyota Tundra | 26.4 gal | 528 mi |
Picked by body style and size: other 2011 pickups within about 5% of the Sierra 1500's length and 15% of its curb weight, one model per brand.
2011 GMC Sierra 1500 fuel system recalls
None of the 5 recalls NHTSA lists for the 2011 GMC Sierra 1500 involve the fuel system.
2011 GMC Sierra 1500 fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2011 GMC Sierra 1500, 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 2011 GMC Sierra 1500?
The 2011 GMC Sierra 1500 holds between 26.0 and 34.0 gallons, depending on the trim. 26.0 gallons is the usual size; the 34.0-gallon tank comes on the SLE 2dr Regular Cab 4WD 8 ft. LB (4.8L 8cyl 4A).
How many gallons and liters does the 2011 GMC Sierra 1500 gas tank hold?
The 2011 GMC Sierra 1500 tank holds 98–129 liters, or 26.0–34.0 gallons in US gallons.
Which 2011 GMC Sierra 1500 has the biggest gas tank?
The 34.0-gallon tank is on the SLE 2dr Regular Cab 4WD 8 ft. LB, SLE 2dr Regular Cab 8 ft. LB, SLE 4dr Extended Cab 4WD 8 ft. LB and 7 other trims. The smallest tank, 26.0 gallons, is on the Denali 4dr Crew Cab 5.8 ft. SB.
Does the 2011 GMC Sierra 1500 tank change with the powertrain?
No. Flex-fuel (E85) and Gas versions of the 2011 GMC Sierra 1500 use the same 26.0–34.0 gal tank.
Does 4WD change the 2011 GMC Sierra 1500 gas tank?
Yes. RWD: 26.0–34.0 gal; 4WD: 26.0–34.0 gal; AWD: 26.0 gal.
How far can a 2011 GMC Sierra 1500 go on a full tank?
About 468–714 miles on the highway and 312–510 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 2011 GMC Sierra 1500 go on a quarter tank?
About 117 highway miles or 85 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 2011 GMC Sierra 1500 take?
Flex-fuel (unleaded/E85), or Regular unleaded, or Flex-fuel (premium unleaded recommended/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 2011 GMC Sierra 1500?
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 2011 GMC Sierra 1500?
About 211 pounds for the 34.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2011 GMC Sierra 1500 have a bigger gas tank than the Chevrolet Silverado 1500?
No, they match: both top out at 34.0 gallons in 2011.
Has the 2011 GMC Sierra 1500 had a fuel pump or fuel system recall?
No. None of the 5 recalls NHTSA lists for the 2011 GMC Sierra 1500 involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, cross-checked against a second spec database. Updated October 2026.
- MPG and range: EPA ratings. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026.
- Recalls: NHTSA recall database.
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.