Engine Repair

Engine Repair

Cummins RepairWe have years of experience in diagnosing and repairing your engine problems. Superior Diesel Inc. is a full service Cummins engine dealer for the ISB, ISC, & ISL engines. That means that we can perform your warranty repairs on those engines. We also have engine software and tooling to diagnose and repair most any diesel engine on the road today. If you need your engine tuned or replaced Superior Diesel Inc. has you covered.

  • Complete Engine Replacement
  • Warranty Repairs
  • Tune-ups
  • After Treatments
  • Computer Diagnostics


Superior Diesel, Inc.

DeKalb, IL
197 Harvestore Dr., Suite 1
DeKalb, Illinois 60115
Phone: 815-748-0754
Fax: 815-748-0755
Email: service@superiordiesel.com

Waterman, IL
350 W. Lincoln Hwy.
Waterman, Illinois 60556    
Phone: 815-264-3581
Fax: 815-264-7812 Fax
Email: service@superiordiesel.com