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Trailer Wiring & Electrical Repair Near Me

Northwest Trailer & Equipment provides expert trailer wiring diagnostics, electrical repair, light replacement, and full rewiring for all trailer types throughout Monroe, Snohomish County, King County, and Western Washington.

If you searched for trailer wiring repair near me, 7-pin trailer wiring, or trailer lights not working, you’re in the right place.

Electrical Issues We Diagnose & Repair

We handle all common trailer electrical problems, including:

  • Shorts and intermittent power issues

  • Blown fuses and corroded connectors

  • Dead marker lights, tail lights, or interior lights

  • Flickering, dim, or non-functioning LEDs

  • Loose, exposed, or damaged wiring

  • Faulty ground wires

  • 7-pin and 4-pin connector failures

Search intent we target here:
trailer wiring repair near me, trailer light repair near me, trailer wiring short fix, trailer electrical troubleshooting

7-Pin Connector & Brake Wiring Repair

We specialize in diagnosing and repairing brake-related wiring issues:

  • 7-pin plug replacement

  • Brake controller wiring problems

  • Broken or cut brake wires

  • Ground faults affecting electric brakes

  • Troubleshooting no-brake or intermittent-brake issues

Users often search:
7-pin trailer wiring repair near me, electric trailer brake wiring, brake lights not working trailer

Interior & Exterior Lighting Repairs

We repair and replace:

  • LED light bars

  • Clearance and marker lights

  • Dome lights

  • Tail lights and turn signals

  • License plate lights

Relevant searches:
trailer light repair near me, LED trailer light replacement, cargo trailer interior light repair

Complete Trailer Rewiring

For older or heavily used trailers, a full rewiring restores safety and reliability.

We offer:

  • Full trailer harness replacement

  • LED upgrades

  • Junction box installation

  • New wiring runs for brakes, lights, and accessories

Search queries:
trailer rewiring service, rewire horse trailer, rewire cargo trailer

Types of Trailers We Work On

We repair wiring and electrical issues on:

  • Horse trailers (steel & aluminum)

  • Cargo & enclosed trailers

  • Dump trailers

  • Flatbed & equipment trailers

  • Utility & landscape trailers

Service Areas

We provide trailer wiring and electrical repair for customers in:

  • Monroe

  • Snohomish

  • Lake Stevens

  • Everett

  • Duvall

  • Woodinville

  • Sultan, Gold Bar, Index

  • King & Snohomish Counties

Search signals:
trailer wiring Monroe WA, trailer electrical repair Snohomish County

Need Trailer Wiring or Electrical Repair?

Electrical issues can be frustrating and unsafe. If you’ve been searching for trailer wiring repair near me, 7-pin repair, or trailer light repair, we can help.

Contact us to schedule diagnostics or request a quote.

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EMAIL US

HOURS

Mon - Fri: 7am - 5 pm

Sat - Sun: By appointment only

KEEPING YOU AND YOUR EQUIPMENT ON THE MOVE

OUR SERVICES

VISIT US

Northwest Trailer & Equipment provides professional inspection, repair, maintenance, and custom fabrication for trailers and equipment across Western Washington. We service horse trailers, cargo trailers, dump trailers, and flatbed trailers of all major brands, delivering quality work that keeps your equipment safe, reliable, and road-ready.

Inspections
Maintenance & Repairs
Custom Fabrication & Welding
Hitches & Sway-Bar Installs
Brake Service & Axle Work
Wheel & Bearing Service
Winterization & De-Winterization
Battery & Electrical Service

Horse Trailer Inspection & Repair

Northwest Trailer & Equipment
178th Ave SE & 160th St SE
Monroe, WA 98272
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Serving customers throughout Monroe, Snohomish, Duvall, Woodinville, Everett, Lake Stevens, Sultan, Gold Bar, Bothell, Mill Creek, and the greater Snohomish and King County areas.

© 2025 by NW Trailer & Equipment LLC.

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