Winegardner Pontiac Buick GMC wants to sell you your next car, truck, or SUV. We provide new and pre-owned sales, service, parts and financing. Please visit us to view and test drive a Pontiac Buick GMC, including the Buick Lucerne, GMC Envoy, and Pontiac Solstice. Proudly serving the cities of Brandywine, MD, Waldorf, Fort Washington, and Clinton, MD.