Johnston Truck Service is your top-rated truck repair & performance shop in Claremont, NC. Specializing in custom diesel builds, performance tuning, pickup & heavy duty truck repair services. We strive to build business relationships based on integrity and quality workmanship — without dealership prices. Get in touch today to schedule your truck repair and performance tuning in Catawba County, NC!
CLAREMONT’S DIESEL TRUCK REPAIR SHOP
CHECK - ENGINE LIGHT ? LOSING POWER ?
STRANGE NOISE ?
Have a pressing issue and need to talk to someone right away? Give us a call and we'll help you walk through your problem and find the right solution.
From brake repair & preventive maintenance, to custom ECM performance tuning & diesel diagnostic services, we'll get your truck running better than ever. We'll customize your truck to your liking, whether it's adding a roll cage, upgrading your air intake, or even doubling your fuel tank capacity.
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Getting to the root of a problem requires systematic processes. Whether a complex electric issue or a simple fuse, we track our diagnostic processes and continually improve.
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Electrical problems in your diesel truck can interrupt your work and lead to irreparable damage. Our techs will get to the bottom of any and all complex electrical issues your truck may be experiencing.
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From general driveline service to catastrophic failure repairs, our Heavy Truck Repair Technician can get you back on the road.
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Johnston Truck Service takes the mystery out of diesel conversions. If you're looking to convert your rig from Cummins to CAT, Detroit to Cummins, or another diesel-to-diesel setup, you're in good hands.
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Whether it’s the middle of summer or twenty below, your comfort in the cabin is the key to working your best. Our technicians make sure your heating, cooling, and ventilation are in top shape so that you can stay on the road whatever the weather
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Diesel trucks have incredibly complex systems that will fail and break down if not properly maintained. Here at Johnston Truck Service, we offer a full suite of maintenance services that are sure to keep your truck on the road for years to come.
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Diesel truck tuning modifies the electronic control unit (ECU) to optimize performance by adjusting parameters like fuel injection, turbo boost, and timing for more power, torque, and efficiency.
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Over time, the suspension on your diesel truck will experience gradual wear and tear due to the extreme forces and weight their subjected to on a daily basis. Because of this, it’s extremely important that you ensure your suspension is in good working order.
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Every day that your truck is in the shop is a day that you aren’t on the road, making money. Johnston Truck Service knows and understands the importance of getting repairs done quickly, correctly and affordably. No job is too big or too small for our experienced team.
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Your transmission is arguably the most important component in your diesel truck, for without it, it would be impossible to move, not to mention haul or tow. Regardless of your transmission type, or its corresponding clutch, routine service and repair are of the utmost importance.
When the road calls, your truck needs to be ready, reliable, and unstoppable. Here at Johnston Truck Service we offer commercial tires - installed fast and backed by the diesel experts you already trust.
Proud of our work — customer voices
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Johnston Truck Service has been working on our trucks for years they are a top notch company with fast and efficient service, they will treat your vehicles as they would their own, Tommy will go above and beyond and do it the right way ! 💯 recommend !
Justin Chester - Google Reviews
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Boy done fixed me up right.
R T - Google Review
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Very helpful and friendly! Great price for rubber tracks!
JACOB SIERZENGA - Google Review