Serving Marion County and North Central Florida

Welcome to Williams Diesel Service, a full service diesel repair facility serving North Central Florida for over 30 years! We offer a wide variety of parts and services to meet your diesel needs. Our friendly knowledgeable staff and factory-trained technicians are second to none with more than 200 years of combined experience. From rebuilding the injection pump on your farm tractor to making repairs to your light duty diesel pick-up, Williams Diesel Service has it covered.

Four Star Service

Williams Diesel Service is a proud and long standing member of the "Association of Diesel Specialists" and has received the "Four Star Achievement Award" in diesel service excellence from the Robert Bosch Corporation. Through continuous training and new test equipment we have the knowledge and skills needed to provide high quality repairs for our customers. We are also the dealer for many of the fuel system manufactures on yesterdays and today’s vehicles and equipment. Our parts department is well stocked with parts and components to meet your diesel needs, from injection pumps and injectors to fuel conditioners and vehicle sensors!