| 2004-2006 | Chevrolet Silverado 2500 HD | WT RWD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2004-2006 | Chevrolet Silverado 2500 HD | WT 4WD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2004-2005 | Chevrolet Silverado 2500 HD | WT 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2004-2005 | Chevrolet Silverado 2500 HD | WT RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002-2005 | Chevrolet Silverado 2500 HD | Base 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002-2005 | Chevrolet Silverado 2500 HD | Base RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002-2005 | Chevrolet Silverado 2500 HD | LS 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002-2005 | Chevrolet Silverado 2500 HD | LS RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | LS RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | LT RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | Base 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | Base RWD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | LT 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV CNG | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | LS 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2002 | Chevrolet Silverado 2500 HD | LT 4WD | Extended Cab Pickup 4dr | 6.0L V8 Naturally Aspirated OHV BI-FUEL | For Extended Cabs ONLY |
| 2001-2006 | Chevrolet Silverado 2500 HD | LS RWD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2001-2005 | Chevrolet Silverado 2500 HD | Base 4WD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2001-2005 | Chevrolet Silverado 2500 HD | Base RWD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2001-2003, 2005-2006 | Chevrolet Silverado 2500 HD | LS 4WD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2001, 2003-2006 | Chevrolet Silverado 2500 HD | LT 4WD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |
| 2001, 2003-2005 | Chevrolet Silverado 2500 HD | LT RWD | Extended Cab Pickup 4dr | 6.6L V8 Turbocharged OHV DIESEL | For Extended Cabs ONLY |