Our primary truck and trailer repair shop is located in Harriman, TN. We also offer mobile diesel mechanic services within a 60-mile radius, reaching drivers in Knoxville, Oak Ridge, Maryville, Lenoir City, and other surrounding areas.

We understand that breakdowns don't stick to a schedule. That's why Fleet Dr. Truck & Trailer Emergency Repair offers 24/7 services, including roadside assistance and mobile truck repair, to get you back on the road anytime, day or night.

Yes, absolutely! Our entire team at Fleet Dr. Truck & Trailer Emergency Repair is fully licensed and insured, providing you with peace of mind and professional, reliable service for your valuable trucks and trailers.

Fleet Dr. Truck & Trailer Emergency Repair specializes in heavy-duty and medium-duty trucks, trailers, buses, and RVs. We're equipped to handle a wide range of repairs and maintenance for these larger vehicles.

Regular preventive maintenance is crucial for preventing costly breakdowns and extending the lifespan of your vehicles. It helps identify potential issues before they become major problems, improves fuel efficiency, enhances safety, and minimizes unexpected downtime, ultimately saving you money and maximizing productivity.

Yes, we are experts in diesel repair! Our skilled diesel mechanics are trained to diagnose and repair a wide range of issues specific to diesel engines in heavy-duty trucks and other commercial vehicles.

Signs you might need brake repair include squealing or grinding noises when braking, a soft or spongy brake pedal, the vehicle pulling to one side when braking, or a vibrating steering wheel during braking. If you notice any of these, contact us immediately for a brake inspection.

Absolutely. We offer comprehensive suspension repair services to address issues like worn-out shocks, sagging springs, and alignment problems. Proper suspension is vital for vehicle stability, ride comfort, and tire longevity.

After Treatment System Repair focuses on components like the EGR (Exhaust Gas Recirculation) and DPF (Diesel Particulate Filter) systems. These systems are crucial for reducing harmful emissions and ensuring your vehicle complies with environmental regulations. Proper functioning of these systems also contributes to optimal engine performance and fuel efficiency.

We provide comprehensive coolant system repair and services, including coolant flush and refills, thermostat replacement, radiator repair and replacement, and pressure testing. Maintaining a healthy coolant system is essential to prevent engine overheating and costly damage.

Yes, Fleet Dr. Truck & Trailer Emergency Repair offers professional welding and fabrication services. This includes frame repair and reinforcement, exhaust system welding, custom fabrication of brackets and other components, and aluminum and trailer welding.

Yes, we utilize advanced truck diagnostics tools to accurately pinpoint issues within your heavy-duty vehicles, from engine problems to electrical system malfunctions, allowing for efficient and effective repairs.

Our oil and fluid services include professional oil changes, fluid inspections and top-offs (coolant, transmission fluid, brake fluid), thorough lubrication of key components, and timely fluid filter replacements (oil filters, fuel filters). These services are vital for engine health and overall vehicle performance.

We offer comprehensive tire repairs and services, including tire patching and plugging for minor punctures, tire rotation to ensure even wear, precision tire balancing to eliminate vibrations, and full tire replacement from top brands like Michelin, Goodyear, Bridgestone, Continental, and Firestone.