2008 For sale Sierra 2008 HD Mileage: 360 Transmission: Automatic, floor double Body is guaranteed except for the truck bed door which has paint and a slight modification on the fender from below. Fully serviced, engine tune-up done, and the entire cooling system replaced: radiator, reservoir, and hoses, all original parts with invoices available. New battery installed. Equipped with front shock absorbers reinforcement and a stabilizer disconnect.