Welcome to

Quality Pontiac GMC Cadillac Buick

, your

Alton, Illinois GMC, Buick, Cadillac and Pontiac dealer

. We are family owned and operated for over 50 years, also serving Belleville, Jerseyville, Carrolton, Florissant, Bridgeton, St. Louis, St. Peters, Chesterfield, Clayton, Brighton, Bethalto, East Alton, Wood River, Edwardsville, O'Fallon, Maryville, Granite City, and surrounding cities.

Here at Quality Pontiac GMC Cadillac Buick, we are committed to making you happy. Our website is a great place to find all the information you need to find the right

GMC, Buick, Cadillac, or Pontiac car, truck, or SUV of your dreams in the Alton and Belleville areas of Illinois

. We also offer new and used tires here at our Alton dealership. Check out our website, or just stop in and look at our selection of new and used vehicles, new and used tires in Alton, get a quick quote, or look into financing. In addition, our service and parts departments are available to assist you with any questions.

Our friendly staff here at

Quality Pontiac GMC Cadillac Buick in Alton, IL is here to help you choose that perfect car, truck, or SUV

. If you are searching for an

Alton GMC, Cadillac, Buick, and Pontiac

dealer, or a

Belleville GMC, Cadillac, Buick, and Pontiac

dealer, give us a call, send us an e-mail, or just come in and see us. If you are looking for Alton tires, we can help as well. If you are in the Belleville or Alton areas of Illinois, schedule a test drive on one of our new vehicles. Try the new Enclave, LaCrosse, Lucerne, CTS, Escalade, STS, Envoy, Sierra, Yukon, Solstice, Torrent, and Vibe.