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24/7 Mobile Repair Services for Your Medium & Heavy Duty Diesel Vehicle

When your truck breaks down while you are on the road, it can be expensive and time consuming to haul it to a dealership or back to your home. When you turn to J & J Mobile Repair, you don't have to worry; we come to you with service. We offer mobile medium and heavy duty diesel repair services within a 75-mile radius of Crossville, Tennessee, area. We are the areas largest and most reliable fully stocked mobile repair unit. from a simple coolant leak to advance computer diagnostics we strive to be second to none. Count on us to get yourself out of a tough bind and put you back on the road. Should your unit need more in-depth repairs not capable of being performed on site, we are proud to offer the capabilities and connections to tow and perform in shop repair as well.

Mobile Heavy Duty Diesel Repair

No matter what type of diesel engine or vehicle you have, we can repair it. Regardless if your engine is an N14 or a Paccar, 60 series Detroit or a DD15, DT or Maxxforce, you can count on us to keep your equipment in working condition. If your manual or automatic transmission gives you trouble and you're unable to move, have us come out to repair it. We also fix drive trains, brake systems, complete air systems, electrical systems, coolant systems, belts, . Some repairs in these catagories such as wheel bearings and seals (depending on location and severity), some foot valve, some airbags, some water pumps, a/c systems and the likes may require more time and or equipment not able to be brought on site. In these instances we can get your unit towed (if need be) by our partner, Tennessee Towing, to our partner shop J&K Truck Repair, or a location of your choosing. If you have the problems we have the rescources to get you up and running as best we can.

Computer Diagnostics

When you need complete computer diagnostic repair, we're the guys you can depend on. We are the only company in the area that has the equipment to provide top of the line, near dealership level, mobile computer diagnostics. If we cant fix it on site, or at our local partner shop then its a real bad problem. We do our best to provide the best of service in every aspect of mobile repair.

Diesel Truck Repair

Whether you are pulling a tractor or a trailer, your vehicle needs to stay moving, not parked on the side of the road. Our number one goal is to get you back to work as soon as possible. When you contact us, we always try to get to you within an hour of the call taking place. However, keep in mind that the time it takes to get to you depends on your location. You can also contact us over your CB radio if you would like; just ask for The Diesel Demon.