2003 Dodge Caravan Gas Tank Size & Fuel Capacity
Fuel tank capacity
20.0gal · 76 L
The 2003 Dodge Caravan has a fuel tank capacity of 20.0 gallons (76 liters) on every trim.
A full tank is good for roughly 480–500 highway miles or 340–360 miles around town, going by the EPA ratings.
20.0 gal · Bigger than 57% of 2003 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
2003 Dodge Caravan fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Powertrain
- no difference
- Engine
- no difference
All 3 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| CV Fwd 4dr Minivan 3.3L 6cyl 4A · FWD · Regular MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 4A | FWD | 20.0 gal76 L | Regular | 17 / 24 | 340 / 480 mi |
| SE Fwd 4dr Minivan 2.4L 4cyl 4A · FWD · Regular MPG 18 / 25Range 360 / 500 mi | 2.4L 4cyl 4A | FWD | 20.0 gal76 L | Regular | 18 / 25 | 360 / 500 mi |
| Sport Fwd 4dr Minivan 3.3L 6cyl 4A · FWD · Flex-fuel (gas or E85) MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 4A Flex-fuel | FWD | 20.0 gal76 L | Flex-fuelgas or E85 | 17 / 24 | 340 / 480 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 2003 Dodge Caravan 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 20 MPG, a full 20.0-gallon tank covers about 400 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 20.0 | 480 | 340 |
| 3/4 | 15.0 | 360 | 255 |
| 1/2 | 10.0 | 240 | 170 |
| 1/4 | 5.0 | 120 | 85 |
| 1/8 | 2.5 | 60 | 43 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 750 gallons, roughly 38 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 19.2 MPG in the Caravan (17 drivers), about 384 miles on a full 20.0-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
- 20–21 MPG
- Tailpipe CO2
- 423–444 g/mi
- Source
- EPA ratings
What it costs to fill up a 2003 Dodge Caravan
$85.40 to fill the 20.0-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 |
|---|---|---|---|---|
| 20.0 gal | Regular | $4.27 | $85.40 | $64.05 |
| 20.0 gal | E85 (flex-fuel trims) | $3.31 | $66.20 | $49.65 |
By region, 20.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $80.40 |
| Midwest | $4.27 | $85.40 |
| Gulf CoastLowest | $3.70 | $74.00 |
| Rocky Mountain | $4.46 | $89.20 |
| West Coast | $5.42 | $108.40 |
| CaliforniaHighest | $5.89 | $117.80 |
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
- 20.0-gallon tank$85.40
- A year of driving (15,000 mi)$3,202
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Caravan tank size in other years
The 2003 Caravan uses the same 20.0 gal tank as every Caravan since 1994.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2007 Caravan | 20.0 gal | 480 mi |
| 2006 Caravan | 20.0 gal | 480 mi |
| 2005 Caravan | 20.0 gal | 480 mi |
| 2004 Caravan | 20.0 gal | 480 mi |
| 2003 Caravan | 20.0 gal | 500 mi |
| 2002 Caravan | 20.0 gal | 480 mi |
| 2001 Caravan | 20.0 gal | 440 mi |
| 2000 Caravan | 20.0 gal | 480 mi |
| 1999 Caravan | 20.0 gal | 480 mi |
| 1998 Caravan | 20.0 gal | 480 mi |
2003 Dodge Caravan vs similar 2003 minivans
At 20.0 gallons, the Caravan's largest tank ranks second of the four 2003 minivans compared here. The Toyota Sienna carries the most (20.9 gal) and the Mazda MPV the least (19.8 gal).
| 2003 model | Tank | Longest highway range |
|---|---|---|
| Toyota Sienna | 20.9 gal | 481 mi |
| Dodge Caravan | 20.0 gal | 500 mi |
| Chrysler Voyager | 20.0 gal | 500 mi |
| Mazda MPV | 19.8 gal | 455 mi |
Other 2003 minivans of a similar size, one model per brand.
2003 Dodge Caravan fuel system recalls
None of the 3 recalls NHTSA lists for the 2003 Dodge Caravan involve the fuel system.
2003 Dodge Caravan fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2003 Dodge Caravan, 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 2003 Dodge Caravan?
The 2003 Dodge Caravan holds 20.0 gallons (76 liters) on every trim we list.
How many gallons and liters does the 2003 Dodge Caravan gas tank hold?
The 2003 Dodge Caravan tank holds 76 liters, or 20.0 gallons in US gallons.
Does the 2003 Dodge Caravan tank change with the powertrain?
No. Gas and Flex-fuel (E85) versions of the 2003 Dodge Caravan use the same 20.0 gal tank.
How far can a 2003 Dodge Caravan go on a full tank?
About 480–500 miles on the highway and 340–360 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 2003 Dodge Caravan go on a quarter tank?
About 120 highway miles or 85 in town from the 20.0-gallon tank, which has roughly 5.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
How many miles does a 2003 Dodge Caravan really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 19.2 MPG in the 2003 Dodge Caravan (17 drivers), which works out to about 384 miles on a full 20.0-gallon tank.
What gas does the 2003 Dodge Caravan 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 2003 Dodge Caravan?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 20.0-gallon tank from empty costs $85.40. It ranges from $74.00 in the Gulf Coast to $117.80 in California.
How much does a full tank of gas weigh in a 2003 Dodge Caravan?
About 124 pounds for the 20.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2003 Dodge Caravan have a bigger gas tank than the Mazda MPV?
Yes. The 2003 Dodge Caravan holds up to 20.0 gallons; the 2003 Mazda MPV holds up to 19.8.
Has the 2003 Dodge Caravan had a fuel pump or fuel system recall?
No. None of the 3 recalls NHTSA lists for the 2003 Dodge Caravan 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 (Dodge fuel system recalls).
- 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.