Superior Diesel

At Superior Diesel, Inc., we pride ourselves on being one of the leading diesel auto repair shops in the area, with over 35 years of experience in the truck repair industry. With two convenient locations in Waterman, IL, and DeKalb, IL, we serve the far west suburbs of Chicago and beyond. Our team of skilled and certified diesel mechanics is dedicated to providing top-notch service and repair for all makes and models of trucks and trailers.

Our Services

We offer a wide range of services to meet the needs of our customers, including semi-truck repair, semi-truck trailer repair, semi-truck engine repair, and more. Our state-of-the-art equipment and cutting-edge technology enable us to diagnose and repair even the most complex issues. Whether you need a routine maintenance check, a DOT inspection, or a major overhaul, our team is here to help. We also offer roadside service, fleet maintenance programs, and a vast inventory of truck and trailer parts to ensure that you get back on the road as quickly and safely as possible.

Our Expertise

Our technicians have years of experience in diagnosing and repairing diesel engines, including Cummins engines, and are certified to perform warranty repairs. We also have expertise in electric and mechanical repairs, brake services, and wheel alignments. Whether you're a independent driver or a fleet manager, we understand the importance of getting your truck or trailer back on the road quickly and efficiently. Our commitment to quality workmanship and customer satisfaction has earned us a reputation as one of the best diesel auto repair shops in the area.

Our Mobile Service

Our Mobile Service is recognized throughout the Midwest and beyond for providing exceptional quality work at reasonable prices. Our fully stocked Mobile Service Trucks are "rolling garages" that can be quickly deployed to meet your needs, whether for emergency breakdowns, roadside repair, preventive maintenance inspections, or DOT inspections and scheduled onsite repairs. Our highly skilled technicians and Mobile Service Trucks are ready and at your service!