Thank you for visiting D'Addario Buick GMC Cadillac! Conveniently located in Shelton, CT, we're just a short drive away from our New Haven, Danbury and Hartford neighbors. We proudly serve our customers and communities by supplying the right commercial vehicles for your business needs. We provide an extensive array of new GMC work ready vehicles, including the Canyon, Sierra 1500, 2500, and 3500 pickups, and Savana 1500 and 2500 cargo vans. Our Truck Pros are always ready to answer any questions, give you a test drive, and help you find the right GMC work-ready truck with a service body, dump, flatbed, or other upfit. At D'Addario Buick GMC Cadillac, it's more than just selling vehicles, it's taking the time to get to know your business and help you find the right vehicle to help your business run as well as it can. Come see why people travel from all over the Northeast and other parts of the country to find their work ready trucks with us!