Mobile Diesel USA
Trailer & Reefer Repair.
Trailer maintenance and refrigeration unit repair dispatched to your location. Keep your cargo moving and your reefer running.
Why Mobile Diesel USA?
Dead reefer = dead load. We fix it where it sits.
A failed refrigeration unit means spoiled cargo and lost revenue. Our mechanics service Carrier, Thermo King, and other reefer brands on-site — plus general trailer repair including lights, brakes, doors, and landing gear. No need to deadhead to a shop.
- Carrier and Thermo King certified
- Reefer diagnostics and repair
- Trailer brake and lighting repair
- Landing gear and door service
What We Cover
Trailer & Reefer Repair services.
Our mobile mechanics carry the tools, parts, and expertise to handle these repairs at your location.
Reefer Diagnostics
Alarm code diagnosis, temperature control troubleshooting, and refrigeration cycle analysis for Carrier and Thermo King units.
Reefer Engine Service
Reefer unit engine repair — starters, alternators, fuel systems, and belt/hose service to keep the refrigeration running.
Trailer Brake Service
Trailer brake shoe replacement, air line repair, ABS diagnostics, and brake adjustment for all trailer axle configurations.
Lighting & Electrical
Trailer lighting repair, ABS power supply, 7-way connector service, and wiring harness repair to maintain DOT compliance.
Landing Gear & Doors
Landing gear crank and motor service, rear door hinge and lock repair, roll-up door service, and swing door adjustment.
Preventive Maintenance
Scheduled trailer PM including brake inspection, lighting check, tire inspection, and reefer unit service at your yard.
The Process
How it works.
Report the Issue
Tell us what's wrong — reefer alarm, temperature issue, brake problem, or lighting violation. Include trailer make and reefer unit info.
Tech Dispatched
We dispatch a trailer/reefer specialist to your yard, dock, or roadside location with the right tools and parts.
Diagnose & Repair
Your tech diagnoses the issue, provides a quote, and completes the repair on-site. Reefer units are tested through a full cycle.
Cargo Protected
System is verified, temperature is holding, and your trailer is road-ready with documentation of work performed.
FAQ
Common questions
We service all major transport refrigeration brands including Carrier Transicold, Thermo King, and Precedent units. Our mechanics are experienced with both diesel-powered and electric standby refrigeration systems.
Reefer failures with loaded perishable cargo are treated as high-priority dispatches. We understand that temperature-sensitive cargo has a ticking clock. A mechanic is usually rolling within the hour in active metros, and you get a real ETA on your tracking page once one is assigned.
Yes. Our mechanics can perform thorough trailer inspections including brakes, lights, tires, doors, landing gear, and reefer unit operation — at your yard before your driver hooks up.
Yes. For fleets with multiple trailers, we offer scheduled PM programs where a tech visits your yard on a regular basis to inspect and maintain your trailer fleet, including reefer units.
Testimonials
What Our Network Says
“Blew a turbo hose on I-20 outside Dallas at 11 PM. Had a mechanic on-site in 25 minutes. Back rolling in under two hours. This service is a game-changer for owner-operators.”
Marcus Johnson
Dallas, TX
“Had a DPF regen issue on I-40 near Memphis. The mechanic diagnosed it on-site and had me back on the road without a tow. Saved me at least $800 in towing fees alone.”
Derek Washington
Memphis, TN
“My Cascadia threw a check engine light on I-10 in 115-degree heat. Within 30 minutes a mechanic was running diagnostics. Professional, fast, and fair on price.”
James Cooper
Phoenix, AZ
Need This Service?
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