| Vehicle |
Sub Model |
Engine |
| • 2003 Chevrolet Silverado 2500 HD |
Base |
6.0L V8 VIN: U FI Naturally Aspirated CNG |
| • 2003 Chevrolet Silverado 2500 HD |
Base |
6.0L V8 VIN: U FI Naturally Aspirated GAS |
| • 2003 Chevrolet Silverado 2500 HD |
Base |
6.6L V8 VIN: 1 FI Turbocharged DIESEL |
| • 2003 Chevrolet Silverado 2500 HD |
Base |
8.1L V8 VIN: G FI Naturally Aspirated GAS |
| • 2003 Chevrolet Silverado 2500 HD |
LS |
6.0L V8 VIN: U FI Naturally Aspirated CNG |
| • 2003 Chevrolet Silverado 2500 HD |
LS |
6.0L V8 VIN: U FI Naturally Aspirated GAS |
| • 2003 Chevrolet Silverado 2500 HD |
LS |
6.6L V8 VIN: 1 FI Turbocharged DIESEL |
| • 2003 Chevrolet Silverado 2500 HD |
LS |
8.1L V8 VIN: G FI Naturally Aspirated GAS |
| • 2003 Chevrolet Silverado 2500 HD |
LT |
6.0L V8 VIN: U FI Naturally Aspirated CNG |
| • 2003 Chevrolet Silverado 2500 HD |
LT |
6.0L V8 VIN: U FI Naturally Aspirated GAS |
| • 2003 Chevrolet Silverado 2500 HD |
LT |
6.6L V8 VIN: 1 FI Turbocharged DIESEL |
| • 2003 Chevrolet Silverado 2500 HD |
LT |
8.1L V8 VIN: G FI Naturally Aspirated GAS |