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Service Request

Our service department is qualified to perform warranty work for an array of truck and bus products. Our technicians are factory trained and certified to work on heavy duty and medium duty trucks. Request a service quote today!

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Oncommand Connection

Imagine being more in tune with your fleet than ever before. Using the connection of virtually any telematics provider, OnCommand™ Connection provides access to real-time vehicle health, prioritizes repair and maintenance work, and gets your fleet back on the road a little quicker.

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Accelerated Service

Select Summit dealership locations now offer Accelerated Service--a new process from Navistar that provides quick diagnostics and reduced repair times on common services. 

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Maintain Your Truck

Brake Inspections and Maintenance Procedures are important to keeping your commercial vehicles on the road. Take an inside look into how our Summit Truck Group Service Departments perform important brake inspections and what these regular maintenance procedures mean for your fleet. 

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Body Shop

At Summit we support our customers with the latest in state-of-the-art equipment at our facilities in Memphis, Little Rock, Lowell, Oklahoma City, and Kansas City. With OEM training and usage of the latest technology we have what it takes to get your truck back on the road. 

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Summit University

International Truck has advanced vehicle technologies that call for comprehensive training in service systems, maintenance and repair procedures. That is why Summit Truck Group offers you a comprehensive suite of training courses delivered through Summit University, our web-based customer education portal.

Truck Service Specials

Service Departments

Summit Truck Group Service Departments are staffed with skilled factory-trained technicians.  Our technicians hold numerous certifications from ASE and various manufacturers.  Summit Truck Group techs constantly update their training requirements and certifications.  Your business depends upon our skills being best in class.  Our business depends upon your complete satisfaction with our services.

We are authorized Factory warranty dealers for the following OEM’s, International, Isuzu, Workhorse, Capacity, Crane Carrier.  In addition we are warranty dealers for most major component manufacturers.  

We offer Mobile Maintenance service, on-site service, Quick Lube and Inspection services, and emergency and after hour services.  In addition we can customize any PM programs and inspection processes to meet your specific needs.  We provide and deliver service 24 hours per day.

We specialize in component diagnostics, including electronics and computer programming.  We have alignment services available at most locations.

With more than 350 full service bays and 300 OEM trained and ASE certified technicians, we are well staffed to get the job done on time the first time.  Ask us about service guarantees.  We pride ourselves on both our work and our products.

We schedule work to allow for minimum customer downtime.  Emergency breakdown repairs are always handled as rapidly as possible.

Ask us about Diamond-Spec warranty and downtime protection available coverages on all New International Trucks.

We offer several industry leading Factory programs to our customers.  GPRP and Fleet-Charge offer excellent opportunities to customers to reduce investment in obsolete inventory, consistent billing and consistent pricing throughout the country.  In addition, Diamond Advantage, Performance PM, Fleet Isis, and Service Partner offer excellent fleet management tools.

While your vehicle is in the service department, we invite you to relax in our comfortable service customer waiting areas.

Summit Truck Group is an active supporter of Technical training schools in Arkansas, Missouri, Kansas, Tennessee, and Texas.  We are committed to ensuring the availability of quality technicians today and tomorrow.

Contact your nearest Summit location for all of your service needs.