Thompson Sales Company has been your trusted automotive destination in Springfield since 1919. Discover our large selection of new Buick, GMC, and Cadillac vehicles as well as top-quality used cars, trucks, and SUVs. From oil changes and brakes to tires and transmission service, we’ll take care of your vehicle regardless of the make and model. Our dealership boasts three GM World Class Technicians who know your GM vehicle inside and out. Experience a family-oriented atmosphere with a team dedicated to your satisfaction. Locally owned and operated by the Thompson family for more than 104 years Come see us today in person or at ThompsonSales.com!