What We Do

Full-Spectrum Diesel Repair

Professional on-site repair for commercial trucks, trailers, and heavy equipment throughout Southwest Idaho. No shop visit required.

All Services

Diagnostics

Advanced diagnostic tools to identify problems accurately the first time. We pinpoint the issue before we start the repair — saving you time and money.

  • Engine Diagnostics
  • Check Engine Lights
  • ABS Diagnostics
  • Electrical Fault Finding
  • Pre-Purchase Inspections

Electrical Repair

Complete electrical diagnosis and repair for commercial trucks, trailers, and heavy equipment.

  • Starting Systems
  • Charging Systems
  • Lighting Repairs
  • Trailer Electrical
  • Wiring Repair
  • Battery Service

Air Brake Systems

Comprehensive air brake system service to keep your equipment safe and compliant.

  • Air Brake Inspection
  • Air Brake Repair
  • ABS Diagnostics
  • Air Leak Detection
  • Brake Adjustment
  • Slack Adjuster Service

Suspension & Steering

Suspension and steering repairs that restore handling, stability, and safety to your equipment.

  • Suspension Repair
  • Steering Repair
  • Wheel End Repairs
  • Hub Repairs
  • Air Suspension
  • Alignment Checks

Engine & Fuel Systems

Engine and fuel system repairs to restore power, efficiency, and reliability. No engine removals or major tear-downs.

  • Fuel System Repair
  • Turbocharger Replacement
  • Cooling System Repair
  • Injector Service
  • Engine Diagnostics

Cooling Systems

Cooling system maintenance and repair to prevent overheating and protect your engine.

  • Radiator Service
  • Coolant Flush
  • Thermostat Replacement
  • Water Pump Service
  • Hose Replacement

Turbocharger

Turbocharger replacement and diagnosis to restore lost power and fuel efficiency.

  • Turbocharger Replacement
  • Turbo Diagnosis
  • Boost Leak Detection
  • Intercooler Inspection

Lighting Repairs

Complete lighting repair and replacement to keep your equipment DOT compliant and safe.

  • Headlight Repair
  • Tail Light Repair
  • Marker Lights
  • Trailer Lighting
  • DOT Lighting Compliance

Preventive Maintenance

Scheduled preventive maintenance to reduce breakdowns and extend equipment life.

  • Oil & Filter Changes
  • Fluid Services
  • Belt & Hose Inspection
  • PM Schedules
  • Pre-Trip Inspections

DOT Inspections

Annual DOT inspections and pre-inspection service to keep your fleet compliant and on the road.

  • Annual DOT Inspections
  • Pre-Inspection Service
  • Compliance Repairs
  • CVSA Inspection Prep

Fleet Maintenance

Comprehensive fleet maintenance programs designed to reduce downtime and operating costs.

  • Scheduled PM Programs
  • Fleet Inspections
  • Maintenance Records
  • Multi-Unit Service
  • On-Site Fleet Service

Trailer Repairs

Full trailer repair service including electrical, brakes, suspension, and wheel end work.

  • Trailer Electrical
  • Air Suspension
  • Wheel End Repairs
  • Hub Repairs
  • Air Leaks
  • Brake Service

Emergency Roadside

Fast emergency response when you're broken down. We come to you and get you moving again.

  • Roadside Assistance
  • Emergency Diagnostics
  • On-Site Repairs
  • Air Leak Repair
  • Electrical Emergencies

ABS & Safety Systems

ABS diagnostics and repair to keep your safety systems functioning properly.

  • ABS Diagnostics
  • ABS Sensor Replacement
  • ABS Module Service
  • Brake Warning Lights

Important Note

What We Specialize In

GemState Diesel Solutions specializes in mobile field repairs — quick diagnosis and repairs that get your equipment back into service fast. We do not perform engine removals, major tear-downs, or crane work. Our focus is on getting you moving again with minimal downtime.

Need a Repair? We Come to You.

Call us or request service online. Fast response throughout Southwest Idaho.