Photo: Chevrolet Silverado by Bull-Doser, Public domain, via Wikimedia Commons. It shows the model, not always this exact version.
Chevrolet · model year 2004
2004 Chevrolet Silverado 2500 HD 2WD CNG
Pickup · Rear-Wheel Drive · Natural gas · EPA class: Standard Pickup Trucks 2WD
EPA figures · 2004fueleconomy.gov
10MPG combined
9/11MPG city / highway
$4,600fuel a year
703 g CO₂ per mile 6.0 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
- 10 MPG
- City MPG
- 9 MPG
- Highway MPG
- 11 MPG
- Annual fuel cost
- $4,600
- Tailpipe CO₂
- 703 g per mile
- Model year
- 2004
- Body
- Pickup
- EPA size class
- Standard Pickup Trucks 2WD
- Drive
- Rear-Wheel Drive
- Engine
- 6.0 L 8-cyl
- Transmission
- Automatic 4-spd
- Fuel
- Natural gas
Efficiency
Running cost
The car
Powertrain
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