25/32 City/Highway MPG One Store, 3 locations. Prosser, Washington, Two in Hermiston, Oregon and one in Pendleton, Oregon. We have over 300 used vehicles and sell new Ford, Chrysler, Dodge, Jeep and Ram. You can't find it, let us find it for you. Over 100 lenders and we accept all trades! Quick, Easy and Convenient car buying from Tom Denchel Auto Group!