Billion Buick-Nissan is an automobile dealership specializing in new and pre-owned cars, trucks and sport utility vehicles. Its service department covers basic maintenance needs of vehicles and employs trained automotive service technicians, with a complement of modern equipment, tools and electronic diagnostics. Its services include oil change, brake inspection, tire rotation, wheel alignment, air and fuel filter change. The dealership s parts department stocks genuine spare parts and accessories that enhance a vehicle s performance. Its full-service body shop staffs factory-trained certified technicians. The finance department at Billion Buick-Nissan provides a variety of pre-approved finance and leasing options. The dealership also provides a range of services including scheduling of service appointments, price quotes and payment estimates to its customers. Billion Buick-Nissan is located in Watertown, S.D.