Molter Auto Sales - New & Used Cars, SUVs, Trucks, Motorcycles Sales, Service, and Parts in Mont, Molter Auto Sales is an automotive dealership located in Monticello, IN. We sell new and pre-owned Cars, SUVs, Trucks and Motorcycles with excellent financing and pricing options. Molter Auto Sales offers service and parts, and proudly serves the areas of Delphi, Monon, Remington and Lafayette.