270-891-5356
Diesel Service Solutions Built for Commercial Fleets Across the USA
Fleet performance depends on consistency, reliability, and fast turnaround times. National Fleet Management delivers diesel services designed specifically for fleet managers who need dependable results without unnecessary delays or guesswork.
We handle a wide range of service needs across light-, medium-, and heavy-duty diesel vehicles. Common issues we address include hard starting, loss of power, excessive exhaust smoke, overheating, poor fuel economy, and persistent warning lights. These symptoms often indicate underlying issues in critical systems such as fuel delivery, cooling, or electrical components.
Our process focuses on identifying the root cause. Diesel engines rely on precise combustion, where fuel injectors, air intake, compression, and ignition timing must work together seamlessly to generate power. When one component fails, it can affect the entire system. That’s why we use thorough inspections, system testing, and fault verification to ensure accurate repairs.
What Makes National Fleet Management Different?
Fleet managers need more than repairs. They need a partner they can rely on. We pride ourselves on outworking and outthinking the competition.
Hard work & results: Our team shows up every day ready to deliver high-quality work with a positive attitude, focused on doing the job right the first time.
Integrity: No unnecessary parts or upsells. You get honest assessments, transparent communication, and recommendations that fit your budget.
Real customer service: If something isn't right, we own it and fix it. We also welcome feedback, as it helps us continuously improve for your fleet.
Our Commercial Fleet Services
We’ve designed our services to ensure your fleet of trucks stays on the road with as little downtime as possible. Preventing unexpected breakdowns and lengthening the lifespan of your fleet is our bread and butter.
DOT Inspection
Are you looking to get your heavy-duty fleet vehicles DOT inspected? Here at National Fleet Management, we’re certified to perform DOT inspections and provide you with the required certifications. Contact us today to book an appointment.
Heavy Equipment Repair
Do you have heavy equipment that you need to repair or maintain? If you said yes, you’ve come to the right shop. We work on heavy equipment of all kinds. Whether you have a large heavy-duty wrecker, a rollback tow truck, or construction equipment, we’ve got you covered here at National Fleet Management.
Mobile Truck Repair
Are you looking for a heavy-duty Onsite repair shop that performs repairs and maintenance on a mobile basis? If so, National Fleet Management is the right shop for you! We perform all kinds of services Onsite working with your schedule. Give us a call to book an appointment.
Preventive Maintenance
Are you looking for a heavy-duty repair shop to perform preventive maintenance services on your heavy-duty fleet trucks? If so, National Fleet Management has what you’re looking for! Our preventive maintenance services are some of the best in the industry. Call today to book yourself an appointment.
Roadside Assistance
If one of your trucks is within 100 miles of our heavy-duty repair shop and has broken down, our roadside assistance technicians will come to your driver’s aid. Don’t stress about untimely breakdowns. Give us a call, and we’ll head your way. For all your roadside service needs, we’ve got your back.
Towing
Are you in need of heavy-duty towing services? Maybe your equipment is simply unfixable on the side of the road? If so, call us, and we’ll come to get your fleet vehicle. With a fleet of capable heavy-duty tow trucks and super-experienced operators, we’ve got your back.
Don't see what
you're looking for?
If you don’t see the specialty service you’re looking for, give us a call, and we’ll discuss your various service requests. We like to consider ourselves an all-encompassing heavy-duty repair shop, so there’s a pretty good chance we offer what you’re looking for!
What Our Customers Are Saying
We strive to provide the best fleet repair and maintenance services for our valued customers in North Carolina.
LaQuan Pollard
"Came in to get my trailer fixed and when I say these guys here are the best I mean it cause these guys went beyond to make sure I got back to my pickup to get loaded. If I give them 10 stars I could"
Randy Robinson
"Put in there and have airlines check for air leak and they found three of them right off the top fast not to go back in the heartbeat for all those problems they're great company"
LMH Logistics
"Stanley and his team have provided excellent service in fixing our work trucks. They are professional and always timely. They communicate with us to keep us posted on the status of repairs and we've enjoyed working with the entire team here."
William Wrenn
"I can tell you firsthand these guys are the best at what they do. Courteous, polite and always very professional. Look no further for someone you can trust."
Helena Honcharuk
"You don’t need to worry about your car! Here will help bring the car in good condition!!!
Good service!!!"
Good service!!!"
Michael Latch
"Stopped by the Durham location with a truck in limp mode, and while they were unable to disable the derate, the manager Jeremy was extremely helpful and did not even charge any diag fees. Very nice people."
Danholyfire1
"Very friendly and courteous people.
Had my PM, DOT inspection and slack adjusters installed promptly and price was reasonable."
Had my PM, DOT inspection and slack adjusters installed promptly and price was reasonable."
Shannon Wilson
"If you have a truck that is having any kind of mechanical issues. They can fix your truck and have you back rolling in no time. Great customer service."
Dylan S
"Had a quick turn around and even though they were booked up they were very fair for everything else."
Abu Sheyx
"Amazing people working here very good costumer service they did really good job thank you guys."
Henri Newkirk
"THIS PLACE BELIEVES IN TAKING CARE OF THE CUSTOMER!!! David in service made sure that everything was top notch and showed the true meaning of above and beyond customer service he was knowledgeable and the mechanics were excellent as well! Because of David I will always be a customer at National Fleet!!!"
Jason Little
"Very good place prompt and great service , they take attention to detail and make sure it’s done right the first time."
Christina Burns
"Had a vehicle on there location to inspect. Everyone was super nice and helpful."
Additional Commercial Fleet Services
DOT Inspection
Are you looking to get your heavy-duty fleet vehicles DOT inspected? Here at National Fleet Management, we’re certified to perform DOT inspections and provide you with the required certifications. Contact us today to book an appointment.
Heavy Equipment Repair
Do you have heavy equipment that you need to repair or maintain? If you said yes, you’ve come to the right shop. We work on heavy equipment of all kinds. Whether you have a large heavy-duty wrecker, a rollback tow truck, or construction equipment, we’ve got you covered here at National Fleet Management.
Mobile Truck Repair
Are you looking for a heavy-duty Onsite repair shop that performs repairs and maintenance on a mobile basis? If so, National Fleet Management is the right shop for you! We perform all kinds of services Onsite working with your schedule. Give us a call to book an appointment.
Preventive Maintenance
Are you looking for a heavy-duty repair shop to perform preventive maintenance services on your heavy-duty fleet trucks? If so, National Fleet Management has what you’re looking for! Our preventive maintenance services are some of the best in the industry. Call today to book yourself an appointment.
Roadside Assistance
If one of your trucks is within 100 miles of our heavy-duty repair shop and has broken down, our roadside assistance technicians will come to your driver’s aid. Don’t stress about untimely breakdowns. Give us a call, and we’ll head your way. For all your roadside service needs, we’ve got your back.
Towing
Are you in need of heavy-duty towing services? Maybe your equipment is simply unfixable on the side of the road? If so, call us, and we’ll come to get your fleet vehicle. With a fleet of capable heavy-duty tow trucks and super-experienced operators, we’ve got your back.