(970) 581-2679

113 N. 6th Ave
Greeley, CO 80631


At Coops Diesel Service, we do everything from oil changes to full engine rebuilds. We specialize in diesel engines, but will work on a gas enginer at a customers request. We specialize in semi truck service and customization. Everything from front to rear end, if you want it, we can do it! Want performance? We have different options from mild to wild or just fuel economy. We have a 24 hour emergency service trucks to help you when you need it!

Our Services Include:

  • Oil changes
  • Injector replacement
  • Rear end swap
  • Turbo work
  • Brake service
  • Diagnostics
  • Coolant service
  • Engine rebuild and swap
  • Transmission work
  • Fleet Mmintenence
  • Welding and fabrication
  • Electrical system
  • Shocks and struts
  • Axels and CV joints
  • That is just a small smount of what we do. If you have any questions, please give us a call and we can service what you need!