OTR Fleet Service logo
the PREFERRED TRUCK & TRAILER EXPERTS

Truck repair & Fleet Maintenance services
houston - san antonio - dallas

schedule service
about OTR FLEET SERVICE

A LEADING PROVIDER OF TRUCK, TRAILER AND FLEET SERVICES In Texas

With a successful track record spanning over eighteen years, OTR Fleet Service, LLC has established itself as a leading truck repair and fleet maintenance service provider in Texas.
Our commitment to excellence and strategic growth efforts have allowed us to expand our operations throughout Texas to Houston, Dallas, & San Antonio, meeting the high demand for our truck repair & fleet maintenance services in the industry.

Truck & trailer repair shop
careers

Looking for a fulfilling career in the diesel repair industry?

Join OTR Fleet Service! With multiple locations in Houston, Dallas, and San Antonio and more to come, we're always seeking talented people to join our team. Whether you are an experienced technician or newer to the industry, we want to talk to you. We also take pride in hiring our nation's veterans.

our services

Our Diesel Mechanic services

Our team of experienced diesel mechanics have the experience and expertise to handle a wide range of truck repair and fleet maintenance needs. From comprehensive DOT inspections & trailer repairs, to equipment repair & emergency roadside assistance. With truck repair shop locations in Houston, Dallas, & San Antonio, as well as mobile services in Austin, OTR Fleet Service is Texas' #1 choice for truck repair and fleet maintenance services. Get in touch with us today to schedule service.

Mechanic performing alignment service in truck repair shop in Texas

Are you in need of reliable and efficient truck repairs? Look no further! With our technical expertise and dedication to customer satisfaction, we are the go-to choice for truck repairs.

View Service
Diesel mechanic performing trailer repairs in Texas

Looking for professional trailer repairs? OTR Fleet Service is here to help. Our technical expertise and customer satisfaction commitment make us the go-to choice for trailer repairs.

View Service
Mobile diesel mechanic performing onsite fleet maintenance services in Texas

At OTR Fleet Service, we understand the importance of minimizing downtime and maximizing productivity for heavy equipment and heavy, medium, and light-duty trucks.

View Service
Mechanic performing DOT & FHWA inspections in Houston, Texas

Looking to ensure the safety and compliance of your commercial trucks? We provide comprehensive DOT and FHWA inspections to guarantee the roadworthiness of your fleet.

View Service
Diesel mechanic performing general diesel truck repair services in Dallas, Texas

OTR Fleet Service provides professional repair services, specializing in ensuring optimal performance and efficiency for fleet, heavy-duty, medium-duty, and light-duty trucks.

View Service
Diesel mechanic performing fleet maintenance services in San Antonio, Texas

OTR Fleet Service is your trusted partner for comprehensive fleet management services. We offer a wide range of solutions to ensure your fleet runs smoothly and efficiently.

View Service
Diesel mechanic performing preventive maintenance services in Texas

OTR Fleet Service specializes in preventive maintenance services tailored to your specific needs. We offer maintenance to keep your equipment and trucks performing at their peak.

View Service
Mobile diesel mechanic performing emergency roadside assistance services in Texas

At OTR Fleet Service, we understand the importance of getting your truck back on the road quickly and safely. That's why we offer reliable emergency roadside services,

View Service
Diesel mechanic performing specialty equipment repairs in Texas

At OTR Fleet Service, we specialize in repairing and maintaining heavy equipment. We are committed to keeping your heavy equipment in optimal working condition.

View Service
Diesel mechanic performing welding & fabrication services in Texas

When it comes to welding and fabrication services for your diesel fleet, heavy-duty, medium-duty, and light-duty trucks, OTR Fleet Service is your trusted partner.

View Service
Diesel mechanic performing lift gate repairs in Texas

With our expertise in fleet, heavy-duty, medium-duty, and light-duty trucks, we have the knowledge and experience to handle all your lift gate and rail gate needs.

View Service
our repairs

Our Full-Service Truck Repair capabilities

Diesel mechanic performing axle repairs on semi-truck in Houston, TX

Axle Repair

We specialize in providing axle repair and maintenance services for heavy equipment and heavy, medium, and light-duty trucks.

Diesel mechanic performing brake repairs on heavy-duty truck in Houston, Texas

Brake Repair

Our commitment to excellence and attention to detail, you can trust our brake repair services to deliver outstanding results.

Diesel mechanic performing coolant system repair services in San Antonio, Texas

Coolant System Repair

We recognize the critical role of a properly functioning coolant system in fleets, heavy-duty, medium-duty, and light-duty trucks.

Diesel mechanic performing ECM tuning services on semi truck in Dallas, Texas

Performance ECM Tuning

At OTR Fleet Service, we excel in performance ECM tuning of fleet, heavy-duty, medium-duty, and light-duty trucks.

Diesel mechanic performing electrical repairs on semi trailer in Austin, Texas

Diagnostics & Electrical Repair

At OTR Fleet Service, we provide comprehensive diagnostic and electrical repairs, to achieve optimal performance and reliability.

Diesel mechanic performing driveline repairs on semi truck in Katy, Texas

Driveline Repair

Our driveline services will ensure optimal performance and reliability for your fleet, heavy-duty, medium-duty, and light-duty trucks.

Mechanic performing EGR & DPF cleaning in Dallas, Texas

EGR & DPF

At OTR Fleet Service, we specialize in EGR and DPF repair services for fleets and heavy-duty, medium-duty, and light-duty trucks.

Mechanic performing diesel engine repairs on semi trucks in Texas

Engine Repair, Rebuild & Conversion

Our expertise and top-quality services will ensure your trucks run at their best.

Diesel mechanic performing express lube service on semi truck fleet in Texas

Express Lube

We understand the importance of keeping your fleet, heavy-duty, medium-duty, and light-duty trucks running smoothly and efficiently.

Diesel mechanic performing exhaust system repairs for semi trucks in Texas

Exhaust System Repair

We are your go-to exhaust system repair and maintenance provider for fleet, heavy-duty, medium-duty, and light-duty trucks.

Diesel mechanic performing AC repairs on semi truck in Texas

HVAC System Repair

At OTR Fleet Service, our specialization lies in delivering exceptional on-the-go HVAC system repair and maintenance services.

Diesel mechanic performing oil & fluid services on semi truck fleet in Texas

Oil & Fluid

We are proud to offer professional oil and fluid services meticulously tailored to meet the unique needs of your vehicles.

Diesel mechanic performing suspension repairs on semi truck in Austin, Texas

Suspension Repair

The suspension system is crucial in ensuring a smooth ride, maintaining proper tire contact with the road, and enhancing stability.

Diesel mechanic performing wheel repairs on semi truck in Texas

Wheel Repair

At OTR Fleet Service, out skilled technicians will keep your wheels in optimal condition for enhanced performance and safety on the road.

Diesel mechanic performing transmission & clutch repairs in Dallas, Texas

Transmission & Clutch Repair

Our comprehensive range of transmission and clutch services is specifically designed to ensure unparalleled reliability.

Diesel mechanic performing truck & trailer alignment services in Texas

Alignment

OTR Fleet Service takes pride in being the premier choice for truck and trailer alignment services.

Testimonials

customer insights

"Highly recommend OTR Dallas for inspection and repair. Michele was awesome! She’s professional and helped us a lot. Great communication. Reasonable price for repairs. Thanks Michele for all the help."  //  Mike Alhoutari

Alternative Distributors

5 stars

"OTR has been a great help to us in both the Dallas and Houston areas. The staff is always very helpful and informative. They provide great customer service, their mechanics, both mobile and in house, are very through and informative."

rodney geibe

5 Stars

"I have taken my trailer into this shop for years. Outstanding service. Everyone at the shop goes out of there way to get you back on the road as quick as possible. If you need work done on your truck or trailer, this is the place to go."

Eston Hammer

5 Stars

"Amazing place!  
Super friendly and fast staff. Rudy Ray was an amazing mechanic! Not only did he get the job finished the same day, he kept me in the loop the entire time. Shout out to him and the great staff at  OTR!"

Angel Cardiel

5 Stars

"Andrea and the rest of the crew were all incredibly punctual and effective. The staff was very kind and listened to my concerns and even gave me a complimentary multi point inspection. The repair was successful as well. Will be using them moving forward."

Caleb Thornburg

5 Stars

"Mike P came out in the rain and thunderstorm to help me get my piggy back back rolling! I really appreciate all his patience becasue he didnt have the key i did in the truck! He waited! I appreciate him and his patience! Thanks"

Caleb Thornburg

5 Stars

"I just want to thank Mario for his extreme professionalism. He made sure that the shock was well replaced and explained the process to my dad well. We usually do not write reviews but my dad could not stop talking about how well the interaction was and how well the job got done. Thank you Mario for this great experience."

Kabe Brown

5 Stars

"They were quick to respond to my needs when other companies were unable. I'd like to give a quick shout out to my man Edward from otr fleet services... that main drive belt 😳 was a pain but you stuck at it. Top notch work."

Deric Jean

5 Stars

"Working for a nationwide trucking company, having a company that we can rely on to keep our equipment running at it full potential is the number 1 reason we use OTR Fleet. The staff at Houston is fast, caring, and available."

Chris Burlison

5 Stars

"I operate a large fleet of trailers and OTR does an awesome job of maintaining my fleet. Block is the mechanic that keeps everything running and operating. He is always ready willing to do what it takes to ensure we do not miss a beat in our fast paced business. Thank you OTR and especially Block! Appreciate all you do for us!"

Semaj Johnson

5 Stars

"Just got serviced by Jacob Scott, very efficient in his work, I was told the eta was 3-4hrs, he was here in an hr and he’s very friendly 🤙🏾"

Ramon Espino

5 Stars

"I want to give Moses a big shout out!! He keeps my company’s fleet up to date and running!! Always going out of his way to make sure we are always taken care of! Thank you Moses for continuing to provide the up most excellent customer service and getting us out of some 911 maintenance!"

Azul Zamarripa

5 Stars

"Awesome team ! Professional helpful and knowledgeable, guys were willing me to help me out with no hesitation. If you’re in San Antonio or the area and need assistance don’t even bother looking else where ! Special thanks to Larry Hector and Delton. Great guys and great service."

trucks & Trailers

Truck & trailer REPAIR EXPERTS

articles

Industry Insights

Diesel Truck Transmission Repairs in Freezing Temperatures

Diesel Truck Transmission Repairs in Freezing Temperatures

Heavy-duty Truck Tire Chain Installation

Tips For Proper Heavy-duty Truck Tire Chain Installation And Usage In Winter

Preparing Your Heavy-duty Truck's Cooling System For Winter Conditions

Preparing Your Heavy-duty Truck's Cooling System For Winter Conditions

Heavy-duty Truck Repairs

Exploring The Latest Technological Advancements In Heavy-duty Truck Repairs

How To Prevent Fuel Gelling In Heavy-duty Trucks During Winter

How To Prevent Fuel Gelling In Heavy-duty Trucks During Winter

An In-Depth Look At The Cabin Features And HVAC System In Kenworth T680: Maintenance Tips

An In-Depth Look At The Cabin Features And HVAC System In Kenworth T680: Maintenance Tips

Maintaining Peak Fleet Performance

Essential Maintenance Checklist For Keeping Your Fleet Trucks In Top Shape

General truck repair in repair shop

The Role Of Engine Oil In PACCAR Engines: Best Practices For Oil Change And Analysis

Truck engine repair in repair shop

A Comprehensive Guide To The Peterbilt 389: Features, Specifications, And Maintenance Tips

Air conditioning repair in repair shop

Tips For Maintaining And Repairing Heavy-duty Truck Air Conditioning Systems

Avoid These Heavy-Duty Truck Repair Mistakes

Top Mistakes To Avoid While Getting Your Heavy-Duty Truck Repair

Top 7 Tips For Extending The Lifespan Of Heavy-Duty Truck Tires

Top 7 Tips For Extending The Lifespan Of Heavy-Duty Truck Tires

Consider While Choosing The Right Truck Repair Shop

5 Things To Consider While Choosing The Right Truck Repair Shop

Truck driving down the highway

The Advancements & Benefits of Diesel Technology

Contact Us

Get in touch with us today to schedule the truck repair and fleet maintenance services you require.