Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Dec 20, 2010
GMC is positioning the diesel-powered Sierra All Terrain Heavy Duty Concept as both a potential competitor to the Ford F-150 SVT Raptor and Ram 2500 Power Wagon and a preview of how the next-generation Sierra full-size pickup could evolve in design and functional innovation. Lead designer Carl Zipfel takes us around the truck.