2009 GMC 2500HD Sierra SLE, Duramax Diesel w/6sp Allison Trans, Crew Cab, 4WD Z71 Off Road, Towing package, White w/Gray Leather interior. 66,650 miles, B&W 5th Wheel/Gooseneck hitch, 70gal Aux. tank/tool box. $35,500.00 OBO, Make me an offer, no reasonable one will be refused. Bill...