M&M Auto Group is located in Liberty, N.Y. in the Catskill Mountains of Sullivan County. As a new car and truck dealership, we sell and service eight brands - Ford, Lincoln, Chrysler, Dodge, Ram, Jeep, Buick, and Cadillac - all in one location. Plus well over 100 pre-owned cars and trucks – more than any other dealer in the Hudson Valley. Only at Sullivan County's M&M Auto Group in Liberty, N.Y. will you get The Sweetest Deal Around.