Fuel economy & running costsNatural gas
#2089 of 4,600 · Chevrolet cars
2004 ChevroletSilverado 2500 HD 2WD CNG
Standard Pickup Trucks 2WD · Rear-Wheel Drive · 6.0 L 8-cyl
10MPGcombined
9city
11highway
A year of fuel$4,600
CO₂ from the tailpipe703 g/mi
Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.
Against the 4,600 chevrolet cars
Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.
Summary
2004 Chevrolet Silverado 2500 HD 2WD CNG by Chevrolet. The figures below are from US EPA fueleconomy.gov, with the page each one came from.
Details
- Model year
- 2004fueleconomy.gov · 3 Oct 2026
Efficiency
- Combined MPG
- 10fueleconomy.gov · 3 Oct 2026
- City MPG
- 9fueleconomy.gov · 3 Oct 2026
- Highway MPG
- 11fueleconomy.gov · 3 Oct 2026
Running cost
- Annual fuel cost
- $4,600fueleconomy.gov · 3 Oct 2026
- CO₂ (tailpipe)
- 703 g/mifueleconomy.gov · 3 Oct 2026
Car
- Body
- Pickupfueleconomy.gov · 3 Oct 2026
- EPA class
- Standard Pickup Trucks 2WDfueleconomy.gov · 3 Oct 2026
- Drive
- Rear-Wheel Drivefueleconomy.gov · 3 Oct 2026
Powertrain
- Engine
- 6.0 L 8-cylfueleconomy.gov · 3 Oct 2026
- Transmission
- Automatic 4-spdfueleconomy.gov · 3 Oct 2026
- Fuel
- Natural gasfueleconomy.gov · 3 Oct 2026
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See the list
#1 2027 · Chevrolet Blazer EV AWD 283 miEPA range $800Fuel / year #2 2027 · Chevrolet Blazer EV AWD SS 302 miEPA range $900Fuel / year #3 2027 · Chevrolet Blazer EV FWD 312 miEPA range $750Fuel / year #4 2027 · Chevrolet Blazer EV FWD 22 inch tire 283 miEPA range $800Fuel / year 
#5 2027 · Chevrolet BOLT 262 miEPA range $650Fuel / year 
#6 2027 · Chevrolet Corvette 18Combined MPG $4,550Fuel / year Listed on CarCody
Sources
- fueleconomy.gov/feg/noframes/20407.shtml· checked 3 Oct 2026