About us

All-Makes Diesel Engine Expert Technician Support

TRITECH offers unlimited access to our 24/7 Expert Technician Support Hotline to remotely support your Technicians with diagnostic troubleshooting and repair assistance. Our Expert Technician Support service is unparalleled in the industry. TRITECH’s Call Center is staffed with certified Technicians with years of experience, and have access to repair manuals, wiring diagrams, installation and removal instructions and many other troubleshooting materials to talk you through any diesel challenge. Our U.S.-based Technicians are always on call to assist you.

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ETS Features and Benefits

  • Utilization and navigation of all-makes diagnostic software
  • Functionality and navigation of other OE software platforms
  • Diagnostic Troubleshooting of the vehicle by fault code and by symptom
  • Interpretation of wiring schematics
  • Performing bi-directional testing remotely
  • Follow up to ensure repair resolution
  • Software updates and license renewals

This level of technical support spans class 3-8 On-Highway vehicles (Light, Medium, Heavy-Duty, Buses, RVs & Trailers), Off-Highway equipment and Agricultural equipment.

Through years of experience and networking in the industry, TRITECH’s Call Center Technicians are fully capable of interacting with all major OEM’s, allowing us the ability to obtain needed repair information such as repair manuals, diagnostic troubleshooting routines, wiring schematics and technical information. Along with technical assistance from OEM’s, our Call Center Technicians also conduct extensive internet research to get your trucks in and out of your shop quickly!

In addition, TRITECH offers multiple avenues for on-going technician training via webinars and on-site training sessions. TRITECH Call Center Technicians are taught to not only resolve the issue quickly, but ensure that your techs understand the why and how as well. Thus, improving your workforce and shop efficiency.


 Our Call Center Technicians are certified and experienced in:

  Engines

  • International
  • Mack/Volvo
  • Caterpillar
  • Ford
  • Isuzu
  • Hino
  • Mitsubishi
  • Cummins
  • Paccar
  • Detroit
  • Mercedes
  • Duramax
  • Cat Off-Hwy
  • Volvo Off-Hwy
  • Komatsu
  • Kubota
  • Deere Off-Hwy

  Transmissions

  • Caterpillar
  • Hino
  • Dodge
  • GMC/CHEVROLET
  • Mitsubishi
  • Eaton
  • Allison
  • Cat Off-Hwy
  • Volvo Off-Hwy
  • Komatsu
  • Kubota
  • Deere Off-Hwy

  CHASSIS | CAB | ELECTRICAL | ABS SYSTEMS

  • Peterbilt
  • Freightliner
  • International
  • Mack/Volvo
  • Caterpillar
  • Western Star
  • Kenworth
  • Ford
  • Isuzu
  • Hino
  • Dodge
  • GMC/Chevrolet
  • Mitsubishi
  • Sterling
  • Autocar
  • Bendix
  • Thomas Buses
  • Bluebird Buses
  • Cat Off-Hwy
  • Volvo Off-Hwy
  • Haldex
  • Komatsu
  • Kubota
  • Rockwell
  • Meritor Wabco
  • Deere Off-Hwy

  OFF HWY | Hydraulic SYSTEMS | Stationary

  • Cat Off-Hwy
  • Volvo Off-Hwy
  • Komatsu
  • Kubota
  • Rockwell
  • Deere Off-Hwy

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