At Competition Truck Repair, we specialize in providing comprehensive diesel repair services. Our expert technicians are equipped to handle a wide range of diesel engine issues, ensuring your vehicles stay on the road and perform optimally.

Our North Carolina Diesel Repairs and Services
We offer a diverse range of diesel repairs and services tailored to meet the needs of our customers. Here are some of the services we provide:
Engine Diagnostics and Repair: Our technicians utilize advanced diagnostic tools to identify and repair engine issues efficiently. Whether it's a faulty injector, low compression, or a malfunctioning sensor, we have the expertise to address it promptly.
Fuel System Maintenance: We offer comprehensive fuel system maintenance, including fuel filter replacements, injector cleaning, and fuel pump repairs, to ensure optimal performance and fuel efficiency.
Exhaust System Repair: Our team can diagnose and repair exhaust system issues, such as leaks, clogs, or damaged components, to ensure proper emission control and engine performance.
Coolant System Service: We provide coolant system maintenance and repairs to prevent overheating and engine damage. Our services include radiator flushes, coolant replacements, and thermostat repairs.
Electrical System Diagnosis and Repair: From alternator replacements to battery testing and wiring repairs, we offer comprehensive electrical system services to keep your diesel vehicles running smoothly.
Why Kernersville Chooses Competition Truck Repair for General Diesel Repair
Reliable general diesel repair starts with experienced technicians who understand the systems that keep heavy-duty diesel trucks operating at their best. Our team diagnoses mechanical problems accurately and performs dependable repairs that help restore performance, improve reliability, and reduce unexpected downtime. Whether your truck needs routine service or major repairs, we're committed to keeping you on the road.
Here's what sets us apart:
- Comprehensive General Diesel Repair: We provide complete general diesel repair, including engine diagnostics, cooling system repairs, air brake service, suspension repairs, electrical diagnostics, drivetrain repairs, aftertreatment diagnostics, and preventative maintenance.
- Accurate Diagnostics: Modern diesel trucks rely on advanced electronic systems. We use professional diagnostic equipment to identify the root cause of problems and recommend effective repairs.
- Experienced Heavy-Duty Technicians: Our technicians have the knowledge and equipment to repair diesel trucks used in transportation, construction, agriculture, municipal operations, and commercial fleets.
- Honest Recommendations: We explain our findings clearly, provide transparent repair recommendations, and focus on dependable solutions that help maximize the life of your truck.
- Reduced Downtime: We understand that every hour your truck is out of service affects your business. Our team works efficiently to complete quality general diesel repair and get you back on the road as quickly as possible.
Reach Out Today!
For all your diesel repair needs in Kernersville, NC, trust the experts at Competition Truck Repair. Contact us today at 336-257-8124 to schedule an appointment or inquire about our services.
Areas We Serve
While our shop is located in Kernersville, we extend our repairs and services to a 100-mile radius of the shop. This includes the following locations in North Carolina: Charlotte, Raleigh, Greensboro, Durham, Winston-Salem, High Point, Cary, Chapel Hill, and more. For those in these areas, we offer expert mobile truck repairs, roadside assistance, and towing services.
FAQs
How Do I Get to Competition Truck Repair in Kernersville, NC?
Our shop at 171 Fulp Rd, Kernersville, NC 27284, is conveniently located with easy access to I-40, Business I-40, and US-421, making it easy for commercial drivers throughout the Triad to reach our facility. Whether you need routine maintenance, diagnostics, or complete general diesel repair, our location offers convenient access for heavy-duty trucks and commercial vehicles.
We're located near Piedmont Triad International Airport, Downtown Kernersville, and Salem Lake, making Competition Truck Repair easy to find for general diesel repair, engine diagnostics, cooling system repairs, aftertreatment diagnostics, brake repairs, drivetrain service, and preventative maintenance.
What's the average lifespan of a diesel engine?
The lifespan of a diesel engine can vary depending on factors such as maintenance, operating conditions, and usage. With proper care and regular maintenance, diesel engines can typically last upwards of 300,000 miles or more.
What types of diesel vehicles do you service?
At Competition Truck Repair, we service a wide range of diesel vehicles, including heavy-duty and medium-duty trucks, buses, RVs, and heavy equipment. Our technicians are trained to handle the needs of each vehicle type.
How can I get in touch?
To schedule a service appointment or learn more about our diesel repair services, please give us a call at 336-257-8124. Our friendly team is standing by to assist you with all your diesel repair needs.










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