At Barnes Brothers Truck and Trailer Repair, we offer a wide range of heavy-duty diesel mechanic services tailored to keep your commercial truck fleet operating smoothly. From comprehensive preventive maintenance to specialized repairs, our technicians are dedicated to providing top-quality heavy-duty mechanic services to keep your trucks on the road. Get in touch with our team today with any questions, to request a quote, and to schedule service.

About Our Heavy-Duty Diesel Mechanic Services
Regular maintenance helps keep heavy-duty trucks reliable and gives technicians a chance to catch developing issues early. Barnes Brothers Truck and Trailer Repair provides preventive maintenance and diesel repair services designed to keep your trucks ready for the road.
Our heavy-duty diesel mechanics can help with:
- Preventive maintenance services
- Routine fleet maintenance
- Oil and filter changes
- Fluid and system inspections
- Mobile truck maintenance and repairs
- Liftgate maintenance and repairs
- Truck Emission Systems Repair
- Trailer Repair
- PTO & Hydraulic Repair
Keeping up with routine truck maintenance can also help reduce unexpected repairs and make it easier to plan service around your fleet's schedule. Barnes Brothers Truck and Trailer Repair can handle ongoing maintenance needs along with repairs when problems develop.
Why Texas Fleets Choose Barnes Brothers Truck and Trailer Repair
Barnes Brothers Truck and Trailer Repair brings 40 years of construction industry experience to the commercial vehicles and equipment businesses depend on every day. That background gives our team a practical understanding of demanding workloads, tight schedules, and the importance of keeping fleet assets productive. With repair capabilities available both in-house and through mobile service, Dallas-area fleets have flexible options when mechanical problems develop.
Maintenance Built Around Demanding Fleet Operations
Fleet maintenance is most effective when it accounts for workload, operating conditions, and the way each vehicle contributes to the business. With 40 years of construction industry experience, Barnes Brothers Truck and Trailer Repair understands how hard-use environments can accelerate wear and create service needs that are easy to overlook. Consistent maintenance helps catch those concerns earlier, reduce unplanned downtime, and keep trucks available when they are needed most.
Frequently Asked Questions
What is preventive maintenance, and why is it important for my fleet?
Preventive maintenance involves regular inspections and servicing to detect and address potential issues before they escalate, ensuring optimal performance, reducing the risk of breakdowns, and extending the lifespan of your fleet vehicles.
How do you approach diesel engine repairs?
Our diesel engine repair process begins with thorough diagnostics to pinpoint the root cause of the issue, followed by expert repairs using quality parts and advanced techniques to restore your engine's power, efficiency, and reliability.
What types liftgate repair services do you offer?
Our liftgate repair services cover a wide range of issues, including hydraulic system repairs, electrical troubleshooting, and structural repairs, ensuring your liftgates operate safely and efficiently.
Do you offer PTO repair services, and what does the process entail?
Yes, we provide PTO repair services, which involve diagnosing and repairing issues with power take-off systems, ensuring seamless operation of auxiliary equipment and accessories in your fleet vehicles.
What trailer repair services do you offer?
Our trailer repair services include axle repairs, brake system repairs, electrical system diagnostics, and structural repairs, addressing a variety of issues to keep your trailers safe and roadworthy.
How can fleet maintenance services benefit my business?
Fleet maintenance services help prevent unexpected breakdowns, optimize fuel efficiency, extend vehicle lifespan, and ensure compliance with safety regulations, ultimately reducing operating costs and enhancing overall fleet performance.
What is involved in a DOT inspection, and how often do I need one for my fleet?
A DOT inspection involves a thorough examination of your fleet vehicles to ensure compliance with safety regulations set by the Department of Transportation. The frequency of DOT inspections depends on factors such as vehicle type, usage, and regulatory requirements.
What areas do you serve?
We proudly serve within a 60-mile radius of Irving, Texas, ensuring that our mobile repair team can promptly reach your location when you need assistance. This includes the following areas in Texas: Garland, Plano, Arlington, Denton, Fort Worth, Irving, Carrollton, McKinney, Mesquite, Duncanville, Rockwall, and many more.
Contact Us Today to Schedule Your Service Maintenance
For reliable and professional fleet maintenance and repair services, contact Barnes Brothers Truck and Trailer Repair at (972) 241-9111. Let us help keep your fleet running smoothly and efficiently. Call us today to schedule an appointment or to learn more about our maintenance services.
Services
Expert Diesel Mechanic Services
At Barnes Brothers Truck and Trailer Repair, we understand the importance of reliable and efficient diesel mechanic services. We are committed to delivering industry-leading truck & trailer repair and maintenance solutions to our clients. From comprehensive DOT inspections and preventive maintenance, to complex diesel repairs, Barnes Brothers has Irving, Texas covered.
Recent Testimonials
Contact Barnes Brothers Truck and Trailer Repair
Barnes Brothers Truck and Trailer Repair provides Dallas & the surrounding areas with professional truck and trailer repair & fleet maintenance services from our shop in Irving, TX. Get in touch today for a quote & to schedule service.











