Jim Salerno Buick GMC is located in Randolph, NJ.We are a family owned Dealership serving the community since 1971. You can't go wrong with this amazing 1991 Buick Roadmaster Estate which offers features like Roof Rack. Call today to test it out! Our goal is to make sure you feel that the vehicle you drive away in is the perfect one for you. Were so dedicated to customer satisfaction,.