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Diesel Repair Services


Expert Diesel Repair Services

Reliable Diesel Repair and Maintenance for Your Fleet

At Tri County Auto Fleet Services, we specialize in providing top-notch diesel repair services to keep your personal or fleet vehicle running smoothly and efficiently. Our team of experienced and certified technicians is dedicated to delivering high-quality repairs and maintenance for all types of diesel engines. Whether you manage a single vehicle or an entire fleet, you can trust us to handle all your diesel repair needs with expertise and professionalism.

Our Diesel Repair Services Include:

  • Engine Diagnostics and Repair: We use advanced diagnostic tools to accurately identify and address engine issues, ensuring optimal performance and reliability.
  • Fuel System Services: From fuel injector cleaning and replacement to fuel pump repairs, we ensure your diesel engine receives the proper fuel flow for peak efficiency.
  • Turbocharger Replacement: Our technicians are skilled in replacing turbochargers, enhancing your engine's power and performance.
  • Exhaust System Services: We provide comprehensive exhaust system repairs, including DPF (Diesel Particulate Filter) cleaning and replacement, to reduce emissions and improve engine efficiency.
  • Cooling System Maintenance: We inspect and repair cooling systems to prevent overheating and ensure your engine operates at the correct temperature.
  • Preventive Maintenance: Regular maintenance services, such as oil changes, filter replacements, and fluid checks, help extend the life of your diesel engine and reduce the risk of costly repairs.
  • Why Choose Tri County Fleet Service for Diesel Repair?

  • Experienced Technicians: Our skilled technicians have years of experience in diagnosing and repairing diesel engines, providing expert service you can rely on.
  • Quality Parts: We use only high-quality, reliable parts to ensure the longevity and performance of your diesel engines.
  • Customer-Focused: Your satisfaction is our priority. We provide transparent communication and keep you informed throughout the repair process.
  • Minimized Downtime: Our efficient repair processes are designed to minimize downtime, keeping your fleet on the road and your business running smoothly.
  • Schedule Your Diesel Repair Service Today

    Trust Tri County Auto Fleet Service to keep your personal truck or diesel fleet in top condition. Contact us today at 865-577-8888 to schedule a diesel repair service and experience the difference in our expert care and attention to detail. Specializing in Light & Medium truck repair, Power Stroke Diesel, & Cummins Mid-Range B & C. With a 10-year Ford Senior Master Technician on staff & a Freightliner Technician.

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    OUR REVIEWS

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    reviewicon5 Star Service
    Knoxville, TN

    Dean is one of the best that I have ever had the pleasure of doing business with.

    , 03/25/2025

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    bosch
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    delphi
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    mopar
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