Big Wyoming Buick Pontiac Cadillac GMC is an automobile dealership specializing in new and pre-owned cars, trucks and sport utility vehicles. The dealership carries a full-line of Cadillac, Pontiac, General Motors, and Buick 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, and 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 Big Wyoming Buick Pontiac Cadillac GMC provides a variety of preapproved 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. Big Wyoming Buick Pontiac Cadillac GMC is located in Casper, Wyo.