New or Significantly Altered Models
- 2006 Isuzu i-series Crew Cab
- New compact truck for Isuzu is built by GM and based on the North American version of a truck that was originally jointly developed with Isuzu. The crew cab model is only offered with an inline 5-cylinder engine, 4-speed automatic transmission and 4-wheel-drive.
- 2006 Isuzu i-series Extended Cab
- New compact truck for Isuzu is built by GM and based on the North American version of a truck that was originally jointly developed with Isuzu. The extended cab model is only offered in rear-wheel-drive with an inline-4 cylinder. Both 5-speed manual and 4-speed automatic transmissions are offered.