Courtesy Chevrolet is real nice about its new cars and trucks. The company sells new and used Chevrolet cars -- such as Corvettes, Camaros, and Malibus -- and trucks, SUVs, and vans from its dealership in San Diego. It also sells GM parts and offers maintenance and repair services along with financing and insurance. Courtesy offers fleet and commercial sales of heavy-duty trucks and delivery vehicles and can ship them overseas. Its Web site lets customers check new and used inventory and order parts online. Courtesy ranks in the top 10 car dealers in San Diego based on sales. It was acquired by the Courtesy Chevrolet dealership based in Phoenix. Both dealerships are run by the Fitzgerald and Gruwell families.