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| Powertrain | Vortec 4.3L V6 MFI engine RWD | Vortec 5.3L V8 SFI FlexFuel engine RWD | Vortec 5.3L V8 SFI FlexFuel engine AWD |
| Horsepower @ RPM | 195 @ 4600 | 310 @ 5200 | 310 @ 5200 |
| Torque @ RPM | 260 @ 2800 | 334 @ 4500 | 334 @ 4500 |
| Fuel Type | Gas V6 | Gas/Ethanol V8 | Gas/Ethanol V8 |
| 4-Speed Automatic Transmission | Standard | Standard | Standard |
| Transfer Case, Automatic | N/A | N/A | Standard |
| 3.42 axle ratio | Standard | Standard | Standard |
| 3.73 axle ratio | Available | Available | Available |
| Heavy-duty locking rear differential | Available | Available | Available |
| Fuel Economy | Vortec 4.3L V6 MFI engine RWD | Vortec 5.3L V8 SFI FlexFuel engine RWD | Vortec 5.3L V8 SFI FlexFuel engine AWD |
| City (MPG) | 15 MPG | 13 MPG | 13 MPG |
| Highway (MPG) | 20 MPG | 18 MPG | 17 MPG |
| Fuel Tank Capacity (gal.) | 31.0 gal | 31.0 gal | 31.0 gal |
| Steering Suspension | Vortec 4.3L V6 MFI engine RWD | Vortec 5.3L V8 SFI FlexFuel engine RWD | Vortec 5.3L V8 SFI FlexFuel engine AWD |
| StabiliTrak | Standard | Standard | Standard |
| Front Suspension | Coil Spring | Coil Spring | Torsion Bar |
| Rear Suspension | Hypoid Multi-Leaf | Hypoid Multi-Leaf | Hypoid Multi-Leaf |
| Turning Diameter (ft.) | 43.4 ft | 43.4 ft | 43.4 ft |
| Heavy-duty trailering equipment | Available | Available | Available |
| Brakes | Vortec 4.3L V6 MFI engine RWD | Vortec 5.3L V8 SFI FlexFuel engine RWD | Vortec 5.3L V8 SFI FlexFuel engine AWD |
| Antilock Brakes, 4-Wheel Disc | 4-Wheel | 4-Wheel | 4-Wheel |