2003 · Midsize Car · Gas
2003 Chevrolet Monte Carlo MPG & fuel economy
The 2003 Chevrolet Monte Carlo is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 22 MPG combined (19 city / 29 highway) on regular gasoline. Across the lineup, combined ratings range from 20 to 22 MPG. Efficiency is unchanged from the 2002 model. Among 38 midsize cars rated for 2003, it ranks 7th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,114 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2003 Chevrolet Monte Carlo's fuel average is 9.4 km/L (10.7 L/100 km), or 22 MPG combined: 8.1 km/L in the city and 12.3 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 19 | 8.1 | 12.4 |
| Highway | 29 | 12.3 | 8.1 |
| Combined | 22 | 9.4 | 10.7 |
How it ranks among 2003 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Monte Carlo MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| FWD · 3.4L 6-cyl · 4-speed automatic Monte Carlo |
Gas | 19 MPG | 29 MPG | 22 MPG | — | $2,114 |
| FWD · 3.8L 6-cyl · 4-speed automatic Monte Carlo |
Gas | 17 MPG | 27 MPG | 20 MPG | — | $2,325 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 3.4L 6-cyl
- Transmission
- 4-speed automatic
- Drivetrain
- FWD
- Passenger volume
- 98 cu ft
- Cargo volume
- 16 cu ft
- Tailpipe CO₂
- 404 g/mi
2003 Chevrolet Monte Carlo vs. rivals
Compare the 2003 Monte Carlo
With any other car from any year, including other Monte Carlo model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2003 Chevrolet Monte Carlo?
Up to 22 MPG combined (19 city / 29 highway); ratings range from 20 to 22 MPG depending on configuration.
What fuel does the 2003 Chevrolet Monte Carlo use?
Regular gasoline.
What is the fuel average in km/L for the 2003 Chevrolet Monte Carlo?
The 2003 Chevrolet Monte Carlo's fuel average is 9.4 km/L (10.7 L/100 km), or 22 MPG combined: 8.1 km/L in the city and 12.3 km/L on the highway.
How much does it cost to fuel the 2003 Chevrolet Monte Carlo per year?
About $2,114 at 15,000 miles a year with $3.10/gal regular gas, or $14.09 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.