2003 Chevrolet Silverado: Silverado 2500 2WD (Bifuel) · 6.0L · RWD · 4-speed automatic · Bifuel (CNG)
One configuration of the 2003 Chevrolet Silverado as listed by our sources. Every figure below carries its source.
| Specification | Value | Source |
|---|---|---|
| Engine | 6.0L 8-cylinder | EPA fueleconomy.gov |
| Displacement | 6.0 L | EPA fueleconomy.gov |
| Cylinders | 8 | EPA fueleconomy.gov |
| Power | 420 hp (313 kW) | EPA fueleconomy.gov |
| Torque | 460 lb-ft (624 Nm) | EPA fueleconomy.gov |
| Fuel type | Gasoline | EPA fueleconomy.gov |
| Transmission | 4-speed automatic | EPA fueleconomy.gov |
| Drivetrain | RWD | EPA fueleconomy.gov |
| Combined economy | 10 mpg (23.5 L/100 km) | EPA fueleconomy.gov |
| City economy | 10 mpg (23.5 L/100 km) | EPA fueleconomy.gov |
| Highway economy | 11 mpg (21.4 L/100 km) | EPA fueleconomy.gov |
| Seats | 5 | EPA fueleconomy.gov |
Provenance & verification
- EPA fueleconomy.gov · US Government public data
Source checked: October 18, 2026
Data verified: October 18, 2026