2003 Chevrolet Silverado 2500 2WD (Bifuel)Fuel Economy & MPG Ratings
Gasoline Standard Pickup Trucks 2WDRear-Wheel Drive
City
10
MPG
Highway
11
MPG
Combined
10
MPG
Real-World MPG
Based on 1 owner report via EPA fueleconomy.gov
11.0MPG average+10.0% vs EPA label
EPA combined: 10 MPG · Owner reported avg: 11.0 MPG
Driving mix: City 20% / Highway 80%
Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.
Owner reported MPG for this vehicle averages 11.0 real world MPG based on 1 owner report. EPA combined rating is 10 MPG.
Trim Comparison
Automatic 4-spd
Gasoline or natural gas Bifuel (CNG)
City
10
Hwy
11
Comb
10
Fuel cost: $6,750/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | Gasoline or natural gas Bifuel (CNG) | 10 | 11 | 10 | $6,750 |
Annual Fuel Cost
$6,750
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-21,750
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 889 g/mile
- Annual Petroleum Consumption
- 29.8 barrels
Specifications
- Engine
- 6L 8-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- RWD
- Body Style
- Pickup Truck
- GVWR
- Class 2-3 (6,001–10,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 6L, 8-cylinder
- Fuel Type
- Regular Gasoline
- Alt Fuel
- Natural Gas
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
National AvgEPA default
$4.490/gal$6,735/yr
California
$5.957/gal$8,936/yr
Texas
$3.888/gal$5,832/yr
Florida
$4.136/gal$6,204/yr
New York
$4.522/gal$6,783/yr
Ohio
$4.510/gal$6,765/yr
Washington
$5.591/gal$8,387/yr
Colorado
$4.618/gal$6,927/yr
Minnesota
$4.344/gal$6,516/yr
Massachusetts
$4.448/gal$6,672/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $6,735/yr | — |
| California | $5.957/gal | $8,936/yrHIGHEST | +$2,201 |
| Texas | $3.888/gal | $5,832/yrLOWEST | $-903 |
| Florida | $4.136/gal | $6,204/yr | $-531 |
| New York | $4.522/gal | $6,783/yr | +$48 |
| Ohio | $4.510/gal | $6,765/yr | +$30 |
| Washington | $5.591/gal | $8,387/yr | +$1,652 |
| Colorado | $4.618/gal | $6,927/yr | +$192 |
| Minnesota | $4.344/gal | $6,516/yr | $-219 |
| Massachusetts | $4.448/gal | $6,672/yr | $-63 |
Calculated at 15,000 miles/year (EPA standard assumption) using 10 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Chevrolet Silverado 2500 2WD (Bifuel) MPG History
See how this model's fuel economy changed by year