Mechanic working on the front wheel of a broken-down blue semi truck on a highway shoulder at night beside a service truck with amber lights

24/7 Emergency Semi Truck Repair

Broke down on the highway, at a truck stop or in a yard? One call dispatches MTS technicians and licensed partner technicians nationwide to get your tractor or trailer moving again.

📞 CALL (855) 450-1212 NOW

24/7 dispatch • Tractors, trailers & heavy-duty trucks • Fleet cards accepted

Emergency Breakdown Repair

MTS mobile repair truck with amber lights parked behind a broken-down semi on an interstate shoulder

Roadside Breakdown Repair

Mobile repair at the shoulder, ramp, truck stop or customer site for tractors, trailers and heavy-duty trucks.

Mechanic with a headlamp running a diagnostic laptop connected to a blue semi truck on the roadside at night

Fault Codes, Derate & Diagnostics

Check engine lights, derate, DPF/regen and aftertreatment faults, sensor and wiring problems read and traced with diagnostic tools.

MTS technician with a clipboard next to the service truck and a red semi on a highway shoulder after a roadside repair

Air Brakes & Air Leaks

Air leaks, brake chambers, air lines, valves and slack adjusters on tractors and trailers.

🔋 Truck Won't Start

Batteries, starters, alternators, fuel delivery and no-crank or no-start problems.

🛞 Tire Blowouts

Steer, drive and trailer tire repair or replacement for commercial tires 22.5" and larger.

🚛 Towing When Repair Isn't Possible

If the truck can't be fixed where it sits, we can arrange heavy-duty towing to the shop or yard you choose.

How It Works

Call with your location, truck and trailer type, and what happened.

We find the nearest available MTS technician or licensed partner technician.

We confirm ETA and price before dispatch.

Emergency Repair FAQ

What kind of trucks do you repair?

Semi trucks, tractor-trailers, commercial trailers and heavy-duty commercial trucks. We do not service pickups or passenger vehicles.

How fast can you get to me?

It depends on your location, the time of day and which technicians are available. Before anything is dispatched, we give you a confirmed ETA from the technician who is actually coming.

How much does an emergency repair cost?

It depends on the problem, parts and location. We confirm the price before dispatch, so you know the cost before a technician rolls.

Do you take fleet cards / company billing?

Yes, fleet cards are accepted. Companies that use us regularly can ask about a fleet account for company billing.