Photo: Chevrolet Avalanche by IFCAR, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.
Chevrolet · model year 2003
2003 Chevrolet Avalanche 1500 4WD
SUV · 4-Wheel or All-Wheel Drive · Gas · EPA class: Sport Utility Vehicle - 4WD
EPA figures · 2003fueleconomy.gov
13MPG combined
12/16MPG city / highway
$5,150fuel a year
684 g CO₂ per mile 5.3 L 8-cyl Automatic 4-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 13 MPG
- City MPG
- 12 MPG
- Highway MPG
- 16 MPG
- Annual fuel cost
- $5,150
- Tailpipe CO₂
- 684 g per mile
- Model year
- 2003
- Body
- SUV
- EPA size class
- Sport Utility Vehicle - 4WD
- Drive
- 4-Wheel or All-Wheel Drive
- Engine
- 5.3 L 8-cyl
- Transmission
- Automatic 4-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
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14 MPG · $4,800 fuel a year 2003 Chevrolet Avalanche 1500 2WD
14 MPG · $4,800 fuel a year 2003 Chevrolet Avalanche 1500 2WD
14 MPG · $4,800 fuel a year 2003 Chevrolet Avalanche 1500 4WD
14 MPG · $4,800 fuel a year 2003 Chevrolet Avalanche 1500 AWD
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