Petrol | ||||
| 4.8 GM LY2 Vortec 4800 V8 | 295 hp / 217kW | Rear Wheel Drive | 2006-2009 | |
| 5.3 GM LY5 Vortec 5300 V8 (1500) | 310 hp / 228kW | Rear Wheel Drive | 2009-2010 | |
| 5.3 GM LY5 Vortec 5300 V8 | 320 hp / 235kW | Rear Wheel Drive | 2006-2008 | |
| 5.3 GM LY5 Vortec 5300 V8 (1500) | 320 hp / 235kW | Rear Wheel Drive | 2006-2009 | |
| 6.0 GM LY6 Vortec 6000 V8 (2500) | 352 hp / 259kW | Rear Wheel Drive | 2006-2010 | |
| 6.0 GM LY6 Vortec 6000 V8 (2500) | 352 hp / 259kW | 4 Wheel Drive | 2006-2010 | |
| 6.0 GM L76 Vortec 6000 V8 (1500) | 366 hp / 269kW | Rear Wheel Drive | 2006-2010 | |
| 6.0 GM L76 Vortec 6000 V8 (1500) | 366 hp / 269kW | 4 Wheel Drive | 2006-2010 | |
Bioethanol | ||||
| 5.3 GM LMG Vortec 5300 V8 (1500) | 310 hp / 228kW | Rear Wheel Drive | 2009-2011 | |
| 5.3 GM LMG Vortec 5300 V8 (1500) | 310 hp / 228kW | 4 Wheel Drive | 2006-2011 | |
| 5.3 GM LMG Vortec 5300 V8 | 320 hp / 235kW | Rear Wheel Drive | 2006-2014 | |
| 5.3 GM LMG Vortec 5300 V8 | 320 hp / 235kW | 4 Wheel Drive | 2006-2014 | |
| 5.3 GM LMG Vortec 5300 V8 (1500) | 320 hp / 235kW | Rear Wheel Drive | 2006-2014 | |
| 5.3 GM LMG Vortec 5300 V8 (1500) | 320 hp / 235kW | 4 Wheel Drive | 2011-2014 | |
| 6.0 GM LY6 Vortec 6000 V8 (2500) | 352 hp / 259kW | Rear Wheel Drive | 2010-2014 | |
| 6.0 GM LY6 Vortec 6000 V8 (2500) | 352 hp / 259kW | 4 Wheel Drive | 2010-2014 | |
| 6.2 GM L92 Vortec 6200 V8 | 396 hp / 291kW | Rear Wheel Drive | 2009-2014 | |
| 6.2 GM L92 Vortec 6200 V8 | 396 hp / 291kW | 4 Wheel Drive | 2009-2014 | |
Hybrid Petrol/Electricity | ||||
| 6.0 GM LFA Small-Block V8 | 370 hp / 272kW | Rear Wheel Drive | 2008-2014 | |
| 6.0 GM LFA Small-Block V8 | 370 hp / 272kW | 4 Wheel Drive | 2008-2014 | |