2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box: Engine bay with V8 engine, air intake, alternator, battery, and mechanical components

Close-up view of a truck engine bay showing a V8 engine with air intake system, alternator, battery with red terminal cover, various hoses and cables, and a coolant reservoir tank under the hood.

View Dimensions of the 2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box

View 38 images of the 2007 GMC Sierra 2500HD III (GMT900) Regular Cab Long Box

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