MAC's Diesel &
Trailer Repair

Mac’s Diesel & Trailer Repair provides experienced mobile diesel mechanic services for onsite heavy-duty truck & trailer repairs in Lexington, KY & the surrounding areas in Kentucky. At Mac’s, our diesel mechanics come to your location to perform a wide range of mobile truck repair services. Call now for service.

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Years of Experience
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Satisfied Clients
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Trucks Serviced
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SPECIALIZING IN MOBILE TRUCK REPAIR & ROADSIDE ASSISTANCE

Mac’s Diesel & Trailer Repair provides top-rated mobile mechanic services in Lexington, Kentucky & the surrounding areas. With a simple phone call, we’re able to bring our wealth of mobile truck repair experience right to your doorstep. Covering a wide service area in Kentucky, take advantage of our mobile truck repair & roadside assistance expertise without worrying about the distance. Mac’s Diesel & Trailer Repair offers extensive mobile mechanic services for everything your truck and trailer might need in Lexington, Frankfort, Winchester, Richmond, Georgetown, & more!

Mac's Can Handle Your Heavy-Duty Truck Repairs On Site

Macs Diesel Trailer Repair Lexington KY Heavy Duty Truck Repair Mobile scaled

Mac's Can Handle Your Heavy-Duty Truck Repairs On Site

Macs Diesel Trailer Repair Lexington KY Heavy Duty Truck Repair Mobile scaled

Our Mobile Mechanic Services

WeldingFabrication

Welding & Fabrication

Your truck and trailer are built tough but aren’t immune to damage from the environment. From rust to dents, having access to proper welding & fabrication services means effective repair when your truck and trailer begin to deteriorate.

Trailer Alignment

Trailer Alignment

Your trailer does a lot for you, so it’s only fair you give it a little love back. Mac's Diesel & Trailer Repair offers comprehensive trailer alignment services and is fully mobile. No matter how bad the trailer is misaligned, Mac can take care of it.

Bus Repair

Bus Repair

Keeping your bus fleet running efficiently is a matter of both earning money and customer safety. Mac's Diesel & Trailer Repair & Truck Repair offers full comprehensive inspection and maintenance services for public and private-sector buses so your buses can spend more time serving the community and less time in the yard.

Our Mobile Truck
Repair Services

Our mobile diesel mechanics come to you with professional onsite truck repair & maintenance services. From bus & RV repairs to DOT inspections & emergency roadside assistance, you can trust the experienced diesel mechanics at Mac’s. Don’t see the repair you require listed? Get in touch with us today to provide us the details.
 
We pride ourselves on the delivery of exceptional truck repair services from our team of highly-trained diesel mechanics in Lexington, Kentucky & the surrounding areas.
 
Already know what you are looking for? You can schedule an appointment for any of our various heavy-duty truck services

Mobile Diesel Mechanic in
Lexington, Kentucky

PROVIDING MOBILE SERVICES TO LEXINGTON, FRANKFORT, WINCHESTER, RICHMOND, GEORGETOWN, & SURROUNDING KENTUCKY AREAS

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Suspension Repair

Is your heavy-duty suspension not performing as well as it once did? Whether your ride is getting super rough or your airbags fail to build up pressure, you can count on Mac's Diesel & Trailer Repair to get your system back in shape. Call today to schedule an appointment for a mobile suspension service.

Exhaust System Repair

Ever wonder what protects you from the harmful emissions produced by your diesel engine? Well, that’s what your exhaust is responsible for! From protecting our natural environment to funneling emissions away from your passenger compartment, your exhaust is a critically important system.

HVAC System Repair

Is your AC not keeping you cool during the summer? Is your heater not keeping you warm during those cold winter months? At Mac's Diesel & Trailer Repair, we offer extensive HVAC repair and maintenance services on a fully mobile basis. Call today to schedule an appointment for service!

EGR & DPF

Both your EGR system and your DPF are critical to the functionality of your aftertreatment system. At Mac’s Diesel & Trailer Repair, we offer everything from EGR valve repair to DPF regeneration services. Give us a call during our regular business hours to schedule an appointment for mobile service.

What Our Customers Say About Us

Get in Touch With Us

Get in touch with Mac’s Diesel to schedule mobile truck repair service with a mobile mechanic in Lexington, Kentucky & the surrounding areas today!

Browse Our News & Articles

Macs Diesel Trailer Repair Lexington Kentucky rv repair before the trip turns into a parking lot story.jpg

RV Repair Before The Trip Turns Into A Parking Lot Story

An RV is part vehicle, part living space, and part rolling box of surprises. When something acts up, it can mess with travel plans fast. Lights, brakes, tires, suspension, electrical issues, leaks, doors, steps, and trailer components all matter before a trip. At Mac’s Diesel & Trailer Repair in Lexington,

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Truck & Trailer Repair Frequently Asked Questions

Steer tires do a lot of work for how a truck handles, and more importantly, for safety. So honestly, repair options are a bit limited, like there isn’t much room for improvising. In most cases, punctures on steer tires aren’t a good idea to patch up, especially when the issue sits beyond the main tread area . Usually replacement ends up being the safest way to avoid a failure, not just in town but also at highway speeds where things get serious fast.
 
At Mac’s Diesel & Trailer Repair, we take a careful look at steer tire damage and we lean hard on safety first. If there’s any chance the tire integrity is compromised, we recommend replacement rather than a quick fix that might only buy time .

Frame damage can sometimes be repaired, but only when it’s done with the right methods and real precision. If you have cracks, bends, or anything that messes with the original shape, it has to be corrected in a way that restores structural integrity. Otherwise the truck may not sit aligned correctly, and then it won’t feel safe to operate.

At Mac’s Diesel & Trailer Repair, we evaluate frame damage thoroughly, so we can tell you if repair makes sense, or if replacement is the better long-term path.

A rear axle housing with corrosion may be repairable when the damage is small and pretty localized. But if the rust is severe, or the metal looks structurally weakened, replacement is usually the better choice to keep the strength you need for heavy loads.

At Mac’s Diesel & Trailer Repair, we assess the axle housing condition, and we make sure any repair option actually meets safety standards and can handle real-world stress.

Yeah, today’s semi trucks pretty much lean on diagnostic software pretty heavy, to find issues inside the engine, transmission, and emissions systems. And that kind of tech lets techs figure out what’s wrong, much faster, then do the right fixes, without too much guess work.
 
At Mac’s Diesel & Trailer Repair we mix advanced diagnostics, with real hands-on know how. So troubleshooting stays efficient, and downtime gets cut down, not just kind of, but actually reduced.

Diesel engine repair can be all over the place , like starting with figuring out what is causing the poor performance, and then moving on to swapping things such as injectors , turbochargers , or even internal engine parts. If you notice a drop in power , too much smoke , or it seems hard to start , well, those signs usually point to needing service, before things get worse.

At Mac’s Diesel and Trailer Repair , we handle diagnostics in a careful way, so we can get to the true cause. When repairs are done right, you get back the power , reduce the chance of the same problem coming back, and help the life of your engine last longer.