| LTZ | S | SS | ||||
|---|---|---|---|---|---|---|
| 234hp (net) Alloytec V6 engine 3.6L, DOHC, continuous VVT | ||||||
| 288hp (net) Alloytec V6 engine 3.6L, DOHC, continuous VVT | ||||||
| 362hp (net) Alloytec V8 engine 6.0L | ||||||
| 348hp (net) Alloytec V8 engine 6.0L with Active Fuel Management | ||||||
| 4-speed automatic transmission | ||||||
| 6-speed manual transmission | ||||||
| 6-speed automatic transmission with active select |