A logo for tucson truck repair shows a piston holding a wrench and a screwdriver

5401 S Palo Verde Rd, Tucson, AZ 85706

Available 24/7

4540 N Haskell Ave, Willcox, AZ 85643

Monday-Saturday 9am-5pm

8650 E Old Vail Rd, Tucson, AZ 85747

Available 24/7

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A logo for tucson truck repair shows a piston holding a wrench and a screwdriver

5401 S Palo Verde Rd, Tucson, AZ 85706

Available 24/7

4540 N Haskell Ave, Willcox, AZ 85643

Monday-Saturday 9am-5pm

8650 E Old Vail Rd, Tucson, AZ 85747

Available 24/7

24/7 Mobile Semi Truck & Diesel Repair in Tucson & Southern Arizona


A red semi truck is being worked on by a tow truck.

When it comes to keeping your semi truck and trailer running smoothly, trust the experts at Tucson Truck Repair & Towing.


With over a decade of experience, we specialize in providing top-notch repair and maintenance services for a wide range of semi truck brands, including Kenworth, Peterbilt, Cummins and more. Whether you're facing engine issues, brake problems, or in need of routine semi truck maintenance in Tucson, our team has the expertise and dedication to get you back on the road safely and efficiently. Give our nearby semi truck repair technicians a call to request immediate service.



Complete Truck Repair

Semi Truck Engine Repair

Computer Truck Diagnostics

Commercial Truck Brake Repair

Semi Truck Oil Change

Diesel Engine Repair

Semi Truck Trailer Repair

Semi Truck Trailer Maintenance

Semi Truck Transmission Repair

Commercial Transmission Repair

Driveline Repair & Maintenance

Big Rig Electrical Repair

Big Rig Cooling System Repair

Trailer Gate & Trailer Door Repair

Suspension & Differential Repairs

Exhaust & Fuel Systems


Comprehensive Truck Repair


At Tucson Truck Repair & Towing, we offer comprehensive truck repair services to address all your tractor trailer’s needs. From electrical repairs to cooling system maintenance, our skilled technicians are equipped to handle any issue your semi truck may encounter. We utilize the latest diagnostic tools and techniques to accurately identify and resolve problems, ensuring minimal downtime for your business. You can trust us for services big and small, including axle repairs, fuel system repair, exhaust repair, suspension repair, hydraulic repairs, radiator and cooling system repair.

A white truck is towing a semi truck on a dirt road.

Semi Truck Engine & Transmission Repair


Our team specializes in semi truck engine repair and semi truck transmission repair in Tucson, ensuring optimal performance and reliability for your vehicle. Whether you're experiencing diesel engine trouble such as power loss, unusual noises, excessive exhaust smoke or hard starting, we can help. When it comes to semi truck transmission issues, you can count on us to deliver prompt and efficient solutions that will have you shifting gears smoothly in no time. Our Tucson diesel mechanics work with leading brands such as Cummins and Detroit Diesel, providing you with high-quality semi truck engine repairs that stand the test of time.

A man is working on a truck in a garage.

Semi Truck Brake Repair


Brake problems can pose serious safety risks on the road. That's why we offer expert semi truck brake repair in Tucson, including air brake repairs, to keep you and  your vehicle safe on the road. From brake pad replacement to hydraulic system repairs, our technicians have the skills and experience to ensure your truck brakes perform flawlessly. If you experience signs of big rig brake problems, like decreased stopping power or vibrating brakes, be sure to call our local semi truck repair experts right away.

Semi Truck Maintenance


Preventive big rig maintenance is key to maximizing the lifespan and performance of your semi truck. Our maintenance services include semi truck oil changes, filter replacements, and fluid checks to keep your vehicle running smoothly and efficiently. Wepay close attention to your truck’s factory service schedules and follow them closely, ensuring your truck’s chance of trouble is minimized on the road. With regular semi truck maintenance from Tucson Truck Repair & Towing, we will  keep your operations running smoothly, ensuring minimal downtime for your tractor trailer.

Amazing work by Ethan and Stephan when my air valve went out on the side of the road. Highly recommend and good prices.

Big Rig Trailer Repair Services


In addition to semi truck repairs, we also offer comprehensive semi truck trailer repair in Tucson to address a wide range of issues. Whether you're dealing with trailer brakes, suspension problems, electrical issues, or general wear and tear, our team has the skills and expertise to get your trailer back on the road quickly and safely. Our team can even handle services such as trailer gate repair, trailer door repair, trailer skin repair and more thanks to our skills in welding and fabrication. We understand the importance of keeping your entire fleet in top condition, and we're here to help you achieve that goal.

A white semi truck is parked under a canopy in a parking lot.

From one local business to another, thank you for considering Tucson Truck Repair & Towing as your trusted partner for all your Tucson semi truck and trailer repair needs. Give us a call at 520-665-9550 to schedule an appointment or learn more about our Tucson big rig repair services. We would be happy to discuss specific big repair costs depending on your needs, no matter what year, make or model of truck or trailer you have.

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