Commercial Truck Roadside Assistance
Jump starts, tire service, and fuel delivery for commercial trucks stuck along the highway.
Mobile Trailer Repair, 24/7
Trailer Repair in Flagstaff, AZ
A cracked frame or blown brake chamber can strand a loaded trailer fast. Roadside Repair LLC has offered 24/7 mobile trailer repair across northern Arizona since 2001.
Dispatch is answering
Day or night
Truck and Trailer Repair Without the Tow
Trailer repair covers the structural, mechanical, and electrical work that keeps a dry van, flatbed, reefer, or lowboy safely coupled and rolling. That includes brake chambers and slack adjusters, landing gear, mudflaps and fenders, lighting and wiring harnesses, door hardware, and the frame and suspension components that take the daily beating of highway miles. A wiring fault or blown brake chamber can leave a loaded trailer sitting on the shoulder while the freight clock keeps running, day or night, every day of the year.
Most of this work does not require a shop bay. Our trucks carry the diagnostic tools and parts for mobile truck repair right at the shoulder, a truck stop, or a customer's yard, so a driver or fleet does not need a separate tow just to get a trailer looked at. When the issue runs deeper, tractor trailer repair means checking the tractor's pull as well, the same way we handle a semi truck repair call, so our technicians look at the whole combination and nothing gets missed.
How Mobile Trailer Repair Works
From the Call to Back on the Highway
Getting a trailer fixed roadside works best when the process is fast and predictable. Here is what to expect when you call Roadside Repair LLC for trailer repair anywhere between Flagstaff and Ortez Junction.
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Call and Location Check
Call (928) 699-0436 and tell our dispatcher what the trailer is doing (a dragging brake, a failed light circuit, a cracked frame member) and your exact location, mile marker, or exit. We keep techs staged across northern Arizona so response times stay short.
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Technician Dispatched With the Right Parts
Based on the symptoms you describe, we load the service truck with likely parts (brake hardware, wiring, lighting, hitch components) before it leaves, cutting down on return trips for a part we could have grabbed the first time.
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On-Site Diagnosis
Our technician inspects the trailer at your location, using JPro diagnostics and Pro-Link diagnostics on electronic braking and lighting systems where the trailer is equipped with them, and confirms the repair needed before starting work.
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Repair and Safety Check
We complete the repair on site, then run a full safety check on brakes, lights, coupling, and tires before you pull back onto the highway. If the trailer needs shop-level work we cannot finish roadside, we tell you plainly and arrange the next step.
Why Fleets and Drivers Call Us
A Trailer Repair Partner Built for Northern Arizona Highways
Northern Arizona covers a lot of ground between I-40, I-17, and the two-lane routes into Sedona and the Grand Canyon. Here is what fleets, dispatchers, and drivers get when they call Roadside Repair LLC.
Local Since 2001
We have been servicing rigs on these roads for over two decades, so our technicians know the grades, the weather patterns, and the stretches where a breakdown tends to happen before it becomes a bigger problem.
Equipped for Heavy Duty Work
Our trucks carry the lift equipment, brake hardware, wiring supplies, and diagnostic tools for heavy duty truck and trailer repair, so most jobs get resolved in one visit instead of two.
24/7 Dispatch, No Exceptions
Trailers do not break down on a schedule. Our phones are answered around the clock, and a technician is dispatched the same way whether it is 2 p.m. on a Tuesday or 3 a.m. on a holiday weekend.
Signs a Trailer Needs Repair Before the Next Run
Some trailer problems announce themselves loudly. Others build quietly until they cause a bigger failure, or an out-of-service order, on the road. Watch for:
- Brakes that grab unevenly, drag, or feel weak when the trailer is loaded
- Lights that flicker, go dark, or short out under braking
- Visible cracks, rust-through, or bent members on the frame or crossmembers
- A trailer axle repair need signaled by uneven tire wear or a pulling sensation
- Doors, latches, or landing gear that stick, bind, or will not lock fully
- Air leaks, hissing brake lines, or slow air buildup at startup
If any of these show up during a pre-trip inspection or mid-route, calling ahead for roadside truck repair beats finding out at a weigh station.
Our Services
Related Roadside and Repair Services
Trailer trouble rarely shows up alone. Here are the other services we run for drivers and fleets across northern Arizona.
Fuel Delivery
Emergency fuel delivery when a tractor or trailer reefer unit runs dry before the next stop.
Lock Out Services
Locked out of the cab or trailer box? We get you back in fast, without damaging the lock or door.
RV Roadside Assistance
Roadside help for motorhomes and travel trailers stranded on Route 66, I-40, or the Sedona switchbacks.
Semi Truck Roadside Assistance
Fast dispatch for semi trucks dealing with a breakdown, dead battery, or flat on the road.
Spare Tire Mounts
Roadside tire service and spare tire mounting for trucks and trailers that need a wheel changed fast.
Tractor Trailer Roadside Assistance
Full roadside coverage for the tractor and trailer combination, from lockouts to fuel to tire failures.
Trailer Repair Coverage Across Northern Arizona
Roadside Repair LLC dispatches mobile trailer repair technicians from our base in Flagstaff out to towns and highway corridors across the region, as far south as Ortez Junction.
Get Started
Get a Trailer Back on the Road Today
A trailer sitting on the shoulder costs a fleet money and a driver time, and neither should wait longer than necessary. Call Roadside Repair LLC for mobile trailer repair and we will have a technician on the way with the parts and tools to get the job done at your location.