Diesel Repair, Auto Service & Towing in Mountain Home, Idaho

At Tri-County Repair we offer auto repair services for all vehicles, including Heavy Duty Trucks and Commercial Vehicles. We are your one stop shop for all auto services, including auto repair, quick lube, oil change, tune-ups, generator service, and more. We take our time on each vehicle to assure each job is done quickly and efficiently.

We do ALL automotive repairs!

Our diesel repair shop offers certified commercial truck repair for Diesel Trucks, Semi Trucks, RV's, Motorhomes, and Commercial Vehicles. With many years of experience our diesel mechanics exceed customer expectations through friendly customer service, in-depth knowledge of auto-mechanics, and overall efficiency. We have what it takes to keep you on the road. For auto repair service, maintenance or emergency towing for Heavy Duty Commercial Vehicles, call Tri-County Repair!

Our shop offers full auto services to any vehicle including cars, trucks, ATV's and more. We do it all! Our fully equipped Mobile Repair Truck offers 24-hour Mobile Repair, Service, and Towing for all vehicles, including Heavy Duty Trucks and Commercial Vehicles. We are located in Mountain Home, Idaho off I-84. We provide emergency breakdown services.

  • Diesel Conversions
  • Injectors
  • Programmers
  • Turbos
  • Lift Kits
  • Exhaust Systems
  • Tune-Ups
  • Oil Change
  • Quick Lube
  • ATV's & All Powersport Vehicles
  • Transmissions
  • A/C Services


  • Sensors
  • Ignition/Spark Plugs
  • Engine Changes

Belts & Hoses

  • Hoses
  • Drive Belts & Fan Belts
  • Serpentine Belts

Fluids & Filters

  • Engine Oil/ Filter
  • Air Filter
  • Power Steering Fluid

Electrical System

  • Lighting
  • Battery
  • Fuses, Circuits

Emission Control Systems

  • Tune-Ups
  • Check Engine Light
  • On-Board Diagnostics
  • Oxygen Sensor
  • Diesel Repair Shop
  • Diesel Truck Repair
  • Diesel Repair Service
  • Heavy Truck Repair
  • Semi Repair
  • Truck Shop
  • Semi Truck Service
  • Truck Towing
  • Big Truck Repair
  • 24-hour Truck Service
  • Emergency Truck Road Service
  • Emergency Roadside Assistance
  • Towing Services
  • Roadside Service & Towing
  • 24-Hour Roadside Assistance
  • 24-Hour Towing
  • Emergency Breakdown Services