New or Significantly Altered Models

2003 GMC Envoy XL

Updated Models

2003 GMC Savana

Mostly Unchanged

2003 GMC Envoy

2003 GMC Safari

2003 GMC Sonoma

2003 GMC Yukon

2003 GMC Yukon Denali

Other

2003 GMC Sierra Extended Cab

2003 GMC Sierra Regular Cab

2003 GMC Sierra HD Crew Cab

2003 GMC Sierra HD Extended Cab

2003 GMC Sierra HD Regular Cab