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About Southeast Diesel
Your Trusted Diesel Experts in Chattanooga, TN
At Southeast Diesel, we’re more than just a repair shop—we’re a team of certified diesel mechanics and problem-solvers dedicated to keeping your diesel engine running at peak performance. Based in Chattanooga, Tennessee, we proudly serve truck owners, fleet managers, off-road operators, and diesel enthusiasts across the Southeast.
With over 20 years of experience, our technicians specialize in diagnostics, repair, and maintenance for light-, medium-, and heavy-duty diesel engines. Whether it’s a Ford Power Stroke, Cummins, Duramax, or a commercial diesel powertrain, we deliver dealer-quality service without the dealership price tag.
Our mission is simple: get you back on the road—fast, safe, and with confidence. We know downtime costs you money. That’s why we combine advanced tools, deep mechanical knowledge, and an uncompromising work ethic to deliver results you can count on.
Built on Passion. Driven by Precision.
What Sets Us Apart:
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ASE-certified, diesel-specialized mechanics
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State-of-the-art diagnostic equipment
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Honest assessments & upfront pricing
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Fast turnaround times
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Custom performance upgrades & modifications
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Emergency roadside assistance available
GIVE US A CALL
Your Trusted Diesel Experts in Chattanooga, TN
At Southeast Diesel, we’re more than just a repair shop—we’re a team of certified diesel mechanics and problem-solvers dedicated to keeping your diesel engine running at peak performance. Based in Chattanooga, Tennessee, we proudly serve truck owners, fleet managers, off-road operators, and diesel enthusiasts across the Southeast.