Trusted auto repairs for over 30 years.MacDonald's Shell is a full-service gas station and repair center. We feature advanced diagnostics for late model cars. At our Lake and Knoxville stores, ASE certified mechanics perform trusted repairs, including: Air conditioning Computer tune-up and electrical Oil and lube Filter and fuel injection Tires, brakes and batteries Mufflers and road serviceWe will get you where you're going. We are locally owned and operated, and a member of the Better Business Bureau. We welcome major credit cards. If you have car problems, or just need routine maintenance, call MacDonalds Shell today!