RH Cars LLC -(603) 943-7606 is a used car dealer in Merrimack, Nashua, Manchester, Lawrence MA, New Hampshire selling used BMW, Cadillac, Chevrolet, Chrysler, Ford, Honda, HUMMER, Hyundai, Infiniti, Jeep, Kia, Lexus, Lincoln, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Ram, Subaru, Toyota, Volkswagen and Volvo