Tri-County Diesel LLC

At Tri-County Diesel LLC, we’re more than just a truck repair service—we’re a dependable partner for drivers, fleet owners, and trucking businesses in Brandon, MS. With a passion for diesel performance and a strong commitment to quality, we’ve built a reputation for delivering honest, fast, and professional repair solutions.

Our Mission

Our mission is simple: to keep your trucks, trailers, and RVs running smoothly with reliable, expert-level repair and maintenance services. We aim to minimize downtime and get you safely back on the road with long-lasting results.

Our Story

Tri-County Diesel LLC was founded by professionals who understand the demands of life on the road. With years of hands-on experience in diesel repair, mobile services, and truck maintenance, we’ve created a business that puts customer needs first—whether you're at our shop or stuck roadside.

What We Offer

We specialize in a full range of services including truck and trailer repairs, mobile diagnostics, engine work, electrical inspections, suspension fixes, and more. Our mobile and in-shop services are designed to meet you where you are—offering flexibility, convenience, and peace of mind.

Our Team

Our skilled technicians are experienced, certified, and dedicated to solving any issue with precision. We take pride in our work and treat every job with the highest level of professionalism and care. When you call Tri-County Diesel LLC, you're calling a team that puts reliability and safety first.

Commitment to Quality

We don’t cut corners. From diagnostics to repairs, our work is thorough, transparent, and built to last. We use professional-grade tools and proven techniques to ensure every service we provide meets the highest standards.

Serving Brandon MS and Beyond

While based in Brandon, MS, our mobile services extend to nearby areas to ensure truckers and fleet managers have access to dependable help wherever they are. Whether you're local or passing through, we’re here to support your journey.