Trailer Repair

Mobile Service for Semi and Commercial Trailers

Welcome

Mobile Trailer Repairs for Brakes, Lights, Suspension, and Axles

NoCo Diesel Services LLC offers reliable mobile trailer repair for semi-trailers, flatbeds, dry vans, reefer units, and utility trailers across Northern Colorado, Southern Wyoming, and Western Nebraska. Based in Johnstown, CO, we respond 24/7 to breakdowns and service requests with a fully equipped mobile repair unit.

Whether you’re dealing with brake failure, lighting issues, broken springs, or air system problems, we bring dealership-level trailer service directly to your location—reducing downtime and eliminating the need for a tow.

Common Trailer Repairs We Perform

We handle all major trailer systems, including electrical, brake, suspension, and air components. Whether you need a quick light repair or a full brake chamber replacement, our team is ready to help.

Our trailer repair services include:

  • Brake chamber replacement and air leak repair
  • S-cam, slack adjuster, and brake shoe service
  • ABS fault code diagnostics
  • Electrical wiring and lighting repairs
  • Plug and connector replacements
  • Air line replacement and leak tracing
  • Suspension system inspection and repair
  • Axle bearing and hub service
  • Wheel seal replacement
  • DOT safety item repairs
  • Tire service and inflation checks
  • Reefer unit fault diagnostics (basic)


If your trailer is flagged during a DOT inspection or fails roadside compliance, we can often resolve the issue on-site and help you avoid a tow or impound.

Trailer Issues We Commonly Fix

  • ABS light on or flashing
  • Dead trailer lights
  • Inoperative brake systems
  • Blown wheel seals
  • Bent or broken suspension components
  • Corroded wiring or failed connectors
  • Air system leaks affecting brakes or suspension
  • Low tire pressure or flat tires
  • Reefer trailer electrical issues (basic diagnostics only)

24/7 Mobile Trailer Repair Service

When a trailer breaks down on the road or during inspection, every hour counts. We offer 24-hour trailer repair service for emergency calls and urgent safety issues. We service:

  • Dry vans
  • Reefer trailers
  • Flatbeds
  • Lowboys
  • Tanker trailers
  • Utility and cargo trailers

We Come to You – Anytime, Anywhere

Whether you're parked at a distribution center, dropped at a customer site, or stranded on the shoulder of the highway, we bring expert trailer service right to your location. NoCo Diesel Services LLC responds fast, with a technician who knows how to work efficiently in the field.

Our trailerside repairs are performed where it’s most convenient for you:

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Roadside emergency breakdowns

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On-site yard or terminal repairs

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In-line trailer inspections

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Drop lot service visits

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Construction or job site trailers

Welcome

Preventive Trailer Maintenance

Avoid costly downtime with scheduled trailer inspections and service. NoCo Diesel Services offers mobile preventive maintenance for fleets and owner-operators alike. We inspect critical trailer components, identify worn parts, and make repairs before they become breakdowns.

Preventive services include:


  • Brake lining wear checks
  • Hub and seal inspections
  • Electrical system testing
  • Light function verification
  • Suspension and spring checks
  • Tire wear and pressure checks
  • DOT pre-inspection support

Call Now for Mobile Trailer Repair

NoCo Diesel Services LLC is ready to respond when your trailer needs fast, reliable repairs. We offer 24/7 mobile service for owner-operators, fleets, and logistics companies throughout Northern Colorado and beyond.

Call us now for service or to schedule trailer maintenance.