2006 Automatic Gasoline mileage: 250 KM GMC Sierra 2500HD 8-lug 2006 Short Bed Used for sale, automatic transmission, gasoline Mileage: 350 (subject to increase) Open to offers in public Jamis Sierra Double Cabin, engine is guaranteed upon inspection No 4WD Registration and inspection are new, ready for transfer For sale or suitable trade Open to offers, I am just advertising Whoever wants to come see the car, send their phone number via private message to the site May God grant us all the best.