New or Significantly Altered Models
- 2005 Hummer H2 SUT
- New H2 SUT has a small open bed and a foldable midgate. With the midgate and rear seats stowed the load floor measures 4x6. The powertrain is identical to the H2 SUV: a 325hp 6.0L V8 and 4-speed automatic.
Mostly Unchanged
- 2005 Hummer H2
- Vortec 6000 output increased to 325 hp. Updated up-level interior.