Your search is over! Welcome to El Dorado Chevrolet/Mazda, your local new and used car dealer in McKinney, TX. Our huge selection of Chevrolet and Mazda vehicles allows us to not only act as your new and used McKinney Chevrolet and Mazda dealer, but as your Richardson, Plano and Garland Chevrolet and Mazda dealer. Are you in need of Chevrolet or Mazda parts or service? Look no further than El Dorado Motors! Our fully trained and professional technicians are ready to help you with any problems you may have. Schedule an appointment online or contact us with your questions. At El Dorado Motors, your new or used Plano Chevrolet and Mazda dealership, we are proud to be conservation conscience, one of the first environmentally friendly car dealerships in the country. We specialize in Chevy and Mazda auto sales, service, selection and savings. Are you in McKinney, Plano or Garland and want to test drive your next new Chevrolet Silverado or Mazda3? Stop by our dealership, conveniently located at 2300 North Central Expressway, McKinney, Texas 75070.