2005 Chevrolet Silverado 1500 Gas Tank Size and Capacity
Fuel tank capacity
26.0–34.0gal · 98–129 L
The 2005 Chevrolet Silverado 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 25 trims.
A full tank is good for roughly 390–680 highway miles or 312–510 miles around town, going by the EPA ratings.
34.0 gal · Bigger than 94% of 2005 models we list.
Listed separately: 2005 Chevrolet Silverado 1500HD (26.0 gal), 2005 Chevrolet Silverado 2500HD (26.0–34.0 gal), 2005 Chevrolet Silverado 3500 (34.0 gal).
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2005 Chevrolet Silverado 1500 fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- Cab
- Bed
- Engine
All 41 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| 2dr Regular Cab 4WD SB 4.3L 6cyl 5M · 4WD · Regular MPG 13 / 18Range 338 / 468 mi | 4.3L 6cyl 5M | 4WD | 26.0 gal98 L | Regular | 13 / 18 | 338 / 468 mi |
| 2dr Regular Cab LS 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 2dr Regular Cab LS Rwd SB 4.8L 8cyl 4A · RWD · Regular MPG 15 / 19Range 390 / 494 mi | 4.8L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 15 / 19 | 390 / 494 mi |
| 2dr Regular Cab Rwd SB 4.3L 6cyl 5M · RWD · Regular MPG 14 / 20Range 364 / 520 mi | 4.3L 6cyl 5M | RWD | 26.0 gal98 L | Regular | 14 / 20 | 364 / 520 mi |
| 2dr Regular Cab Work Truck 4WD SB 4.3L 6cyl 5M · 4WD · Regular MPG 13 / 18Range 338 / 468 mi | 4.3L 6cyl 5M | 4WD | 26.0 gal98 L | Regular | 13 / 18 | 338 / 468 mi |
| 2dr Regular Cab Work Truck Rwd SB 4.3L 6cyl 5M · RWD · Regular MPG 14 / 20Range 364 / 520 mi | 4.3L 6cyl 5M | RWD | 26.0 gal98 L | Regular | 14 / 20 | 364 / 520 mi |
| 2dr Regular Cab Z71 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 4dr Crew Cab LS 4WD SB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 338 / 442 mi | 5.3L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 13 / 17 | 338 / 442 mi |
| 4dr Crew Cab LS Rwd SB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 5.3L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 mi |
| 4dr Crew Cab LT 4WD SB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 338 / 442 mi | 5.3L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 13 / 17 | 338 / 442 mi |
| 4dr Crew Cab LT Rwd SB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 5.3L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 mi |
| 4dr Crew Cab Z71 4WD SB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 338 / 442 mi | 5.3L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 13 / 17 | 338 / 442 mi |
| 4dr Extended Cab 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 4dr Extended Cab LS 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 4dr Extended Cab LS Hybrid 4WD SB 5.3L 8cyl 4A · 4WD · Regular MPG 15 / 18Range 390 / 468 mi | 5.3L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 15 / 18 | 390 / 468 mi |
| 4dr Extended Cab LS Hybrid Rwd SB 5.3L 8cyl 4A · RWD · Regular MPG 16 / 19Range 416 / 494 mi | 5.3L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 16 / 19 | 416 / 494 mi |
| 4dr Extended Cab LS Rwd SB 4.8L 8cyl 4A · RWD · Regular MPG 15 / 19Range 390 / 494 mi | 4.8L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 15 / 19 | 390 / 494 mi |
| 4dr Extended Cab LT 4WD SB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 338 / 442 mi | 5.3L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 13 / 17 | 338 / 442 mi |
| 4dr Extended Cab LT Rwd SB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 5.3L 8cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 mi |
| 4dr Extended Cab Rwd SB 4.3L 6cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 4.3L 6cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 mi |
| 4dr Extended Cab SS AWD SB 6.0L 8cyl 4A · AWD · Premium (required) MPG 12 / 15Range 312 / 390 mi | 6.0L 8cyl 4A | AWD | 26.0 gal98 L | Premiumrequired | 12 / 15 | 312 / 390 mi |
| 4dr Extended Cab SS Rwd SB 6.0L 8cyl 4A · RWD · Premium (required) MPG 13 / 18Range 338 / 468 mi | 6.0L 8cyl 4A | RWD | 26.0 gal98 L | Premiumrequired | 13 / 18 | 338 / 468 mi |
| 4dr Extended Cab Work Truck 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 4dr Extended Cab Work Truck Rwd SB 4.3L 6cyl 4A · RWD · Regular MPG 14 / 19Range 364 / 494 mi | 4.3L 6cyl 4A | RWD | 26.0 gal98 L | Regular | 14 / 19 | 364 / 494 mi |
| 4dr Extended Cab Z71 4WD SB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 364 / 468 mi | 4.8L 8cyl 4A | 4WD | 26.0 gal98 L | Regular | 14 / 18 | 364 / 468 mi |
| 2dr Regular Cab 4WD LB 4.3L 6cyl 5M · 4WD · Regular MPG 13 / 18Range 442 / 612 mi | 4.3L 6cyl 5M | 4WD | 34.0 gal129 L | Regular | 13 / 18 | 442 / 612 mi |
| 2dr Regular Cab LS 4WD LB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 476 / 612 mi | 4.8L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 14 / 18 | 476 / 612 mi |
| 2dr Regular Cab LS Rwd LB 4.8L 8cyl 4A · RWD · Regular MPG 15 / 19Range 510 / 646 mi | 4.8L 8cyl 4A | RWD | 34.0 gal129 L | Regular | 15 / 19 | 510 / 646 mi |
| 2dr Regular Cab Rwd LB 4.3L 6cyl 5M · RWD · Regular MPG 14 / 20Range 476 / 680 mi | 4.3L 6cyl 5M | RWD | 34.0 gal129 L | Regular | 14 / 20 | 476 / 680 mi |
| 2dr Regular Cab Work Truck 4WD LB 4.3L 6cyl 5M · 4WD · Regular MPG 13 / 18Range 442 / 612 mi | 4.3L 6cyl 5M | 4WD | 34.0 gal129 L | Regular | 13 / 18 | 442 / 612 mi |
| 2dr Regular Cab Work Truck Rwd LB 4.3L 6cyl 5M · RWD · Regular MPG 14 / 20Range 476 / 680 mi | 4.3L 6cyl 5M | RWD | 34.0 gal129 L | Regular | 14 / 20 | 476 / 680 mi |
| 2dr Regular Cab Z71 4WD LB 4.8L 8cyl 4A · 4WD · Regular MPG 14 / 18Range 476 / 612 mi | 4.8L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 14 / 18 | 476 / 612 mi |
| 4dr Extended Cab 4WD LB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 442 / 578 mi | 5.3L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 13 / 17 | 442 / 578 mi |
| 4dr Extended Cab LS 4WD LB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 442 / 578 mi | 5.3L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 13 / 17 | 442 / 578 mi |
| 4dr Extended Cab LS Rwd LB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 476 / 646 mi | 5.3L 8cyl 4A | RWD | 34.0 gal129 L | Regular | 14 / 19 | 476 / 646 mi |
| 4dr Extended Cab LT 4WD LB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 442 / 578 mi | 5.3L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 13 / 17 | 442 / 578 mi |
| 4dr Extended Cab LT Rwd LB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 476 / 646 mi | 5.3L 8cyl 4A | RWD | 34.0 gal129 L | Regular | 14 / 19 | 476 / 646 mi |
| 4dr Extended Cab Rwd LB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 476 / 646 mi | 5.3L 8cyl 4A | RWD | 34.0 gal129 L | Regular | 14 / 19 | 476 / 646 mi |
| 4dr Extended Cab Work Truck 4WD LB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 442 / 578 mi | 5.3L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 13 / 17 | 442 / 578 mi |
| 4dr Extended Cab Work Truck Rwd LB 5.3L 8cyl 4A · RWD · Regular MPG 14 / 19Range 476 / 646 mi | 5.3L 8cyl 4A | RWD | 34.0 gal129 L | Regular | 14 / 19 | 476 / 646 mi |
| 4dr Extended Cab Z71 4WD LB 5.3L 8cyl 4A · 4WD · Regular MPG 13 / 17Range 442 / 578 mi | 5.3L 8cyl 4A | 4WD | 34.0 gal129 L | Regular | 13 / 17 | 442 / 578 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 2005 Chevrolet Silverado 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 | 364 |
| 3/4 | 19.5 | 351 | 273 |
| 1/2 | 13.0 | 234 | 182 |
| 1/4 | 6.5 | 117 | 91 |
| 1/8 | 3.3 | 59 | 46 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 1,000 gallons, roughly 38 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 17.5 MPG in the Silverado 1500 (37 drivers), about 455 miles on a full 26.0-gallon tank.
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
- 13–17 MPG
- Tailpipe CO2
- 523–684 g/mi
- Source
- EPA ratings ↗
What it costs to fill up a 2005 Chevrolet Silverado 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 |
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.
Silverado 1500 tank size in other years
The 2005 Silverado 1500 uses the same 26.0–34.0 gal tank sizes as every Silverado 1500 since 1999.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2010 Silverado 1500 | 26.0–34.0 gal | 714 mi |
| 2009 Silverado 1500 | 26.0–34.0 gal | 680 mi |
| 2008 Silverado 1500 | 26.0–34.0 gal | 680 mi |
| 2007 Silverado 1500 | 26.0–34.0 gal | 680 mi |
| 2006 Silverado 1500 | 26.0–34.0 gal | 680 mi |
| 2005 Silverado 1500 | 26.0–34.0 gal | 680 mi |
| 2004 Silverado 1500 | 26.0–34.0 gal | 646 mi |
| 2003 Silverado 1500 | 26.0–34.0 gal | 646 mi |
| 2002 Silverado 1500 | 26.0–34.0 gal | 646 mi |
| 2001 Silverado 1500 | 26.0–34.0 gal | 646 mi |
| 2000 Silverado 1500 | 26.0–34.0 gal | 714 mi |
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2005 Chevrolet Silverado 1500 vs similar 2005 pickups
At 34.0 gallons, the Silverado 1500's largest tank ranks second of the six 2005 pickups compared here. The Dodge Ram Pickup 1500 carries the most (35.0 gal) and the Toyota Tundra the least (26.4 gal).
| 2005 model | Tank | Longest highway range |
|---|---|---|
| Dodge Ram Pickup 1500 | 26.0–35.0 gal | 700 mi |
| Chevrolet Silverado 1500 | 26.0–34.0 gal | 680 mi |
| GMC Sierra 1500 | 26.0–34.0 gal | 680 mi |
| Ford F-150 | 26.0–30.0 gal | 540 mi |
| Nissan Titan | 28.0 gal | 476 mi |
| Toyota Tundra | 26.4 gal | 528 mi |
Picked by body style and size: other 2005 pickups within about 5% of the Silverado 1500's length and 15% of its curb weight, one model per brand.
2005 Chevrolet Silverado 1500 fuel pump and gauge parts
These are the part numbers the makers list for the 2005 Chevrolet Silverado 1500. Check NHTSA for an open recall first: recall repairs are free.
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Frequently asked questions
What is the fuel tank capacity of the 2005 Chevrolet Silverado 1500?
The 2005 Chevrolet Silverado 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 2dr Regular Cab 4WD LB (4.3L 6cyl 5M).
How many gallons and liters does the 2005 Chevrolet Silverado 1500 gas tank hold?
The 2005 Chevrolet Silverado 1500 tank holds 98–129 liters, or 26.0–34.0 gallons in US gallons.
Which 2005 Chevrolet Silverado 1500 has the biggest gas tank?
The 34.0-gallon tank is on the 2dr Regular Cab 4WD LB, 2dr Regular Cab LS 4WD LB, 2dr Regular Cab LS Rwd LB and 13 other trims. The smallest tank, 26.0 gallons, is on the 2dr Regular Cab 4WD SB.
Does 4WD change the 2005 Chevrolet Silverado 1500 gas tank?
Yes. 4WD: 26.0–34.0 gal; RWD: 26.0–34.0 gal; AWD: 26.0 gal.
How far can a 2005 Chevrolet Silverado 1500 go on a full tank?
About 390–680 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 2005 Chevrolet Silverado 1500 go on a quarter tank?
About 117 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.
How many miles does a 2005 Chevrolet Silverado 1500 really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 17.5 MPG in the 2005 Chevrolet Silverado 1500 (37 drivers), which works out to about 455 miles on a full 26.0-gallon tank.
What gas does the 2005 Chevrolet Silverado 1500 take?
Regular unleaded, or Premium unleaded (required), depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2005 Chevrolet Silverado 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 2005 Chevrolet Silverado 1500?
About 211 pounds for the 34.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2005 Chevrolet Silverado 1500 have a bigger gas tank than the GMC Sierra 1500?
No, they match: both top out at 34.0 gallons in 2005.
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 (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026.
- Real-world MPG: driver-reported fill-ups shared at fueleconomy.gov (My MPG).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.