Sentry Buick Pontiac GMC offers various types of new and pre-owned vehicles, including sedans, coupes, convertibles, cargo vans, station wagons and sport utility vehicles. It offers a range of new Buick models that includes the Enclave, LaCrosse and Lucerne. The dealership also provides a variety of new GMC models that includes the Acadia, Canyon, Envoy, Savana, Sierra 1500, Sierra 2500HD,...