24 Hour Commercial Truck Repair

When your commercial truck stops running, TLG’s 24 hour service locations are just getting started. Commercial truck repair is just one more way TLG protects your bottom line. We also offer extended hour service locations as well as mobile repair services.

TLG Truck Repair Locations For convenient truck services, find your TLG:


Commercial Truck Repair & Service Solutions

We equip all 17 Peterbilt dealerships and each 24 hour mobile mechanic with the latest in truck diagnostics software and commercial truck repair technologies, making our customers' truck repair experiences as seamless as possible. We invest in DPF cleaners, frame straighteners, and continued diesel mechanical training so TLG continues meeting our promise to help drivers and fleet owners ensure every truck we touch performs to its greatest earning potential.

The Larson Group leads the industry standard for commercial truck diagnostics with smart technology.

Working in state-of-the-art body shops, our highly trained, certified Peterbilt technicians push TLG’s 24 hour heavy duty truck repair capabilities and commercial truck repair standards well beyond the industry norms, but that’s just one example of our passion for ensuring customers like you prosper from a lasting experience with your Peterbilt trucks.


The TLG staff has years of expertise in helping customers choose commercial truck service fleet maintenance.

Need Commercial Truck Maintenance Help?

Our award-winning TLG service reps are ready to assist you.


From Our Company

"The longer I’ve been with the company, the more I’ve gotten to know the Larsons. They’re outstanding people. They care about the company. They’re dedicated to the company. They really care about the employees, and seeing the employees succeed."

Paul Joplin, VP of Service

Additional Information

TLG Peterbilt uses Ecat to locate the Peterbilt truck parts you need for semi truck service repair projects.

Fleet Ecat

Quick Info

Fleet customers can enroll for access to the Peterbilt electronic parts catalog. When your mechanic has run the truck diagnostics and pinpointed the problematic part, access to the online Peterbilt Fleet Ecat allows you to quickly find and order your needed parts so that it's ready to pick-up at your TLG Peterbilt dealership.

Access the Ecat
Receive a complete service diagnostic including both cost and repair estimates within 2 hours.

Rapid Check

Quick Info

Our service department welcomes all makes and all models to benefit from our service expertise so you can get back on the job as rapidly as possible. At TLG, our service work is performed by factory trained and certified service technicians with continued training in the ever evolving technologies of the trucking industry.

Program Details
Extreme custom heavy duty truck body shop options for hand built, machine shopped, and laser cut work by TLG fabricators, body men, and painters.

Custom Repairs

Quick Info

Our custom body shops offer small scale body work from truck detailing to installation as well as large scale work that includes custom paint jobs, fabrication work, and top of the line build components. If you're looking for a work machine that can handle off-road jobs or a stunning award winning creation, anything is possible at TLG.

Body Shop
24/7 Service support call center for managing emergency repair and support information for Heavy Duty and Medium Duty trucks.

TLG Guru Service Program

Quick Info

TLG Guru is a Call Center providing Product Support after the sale. Our dedicated live persons are available by phone 24 hours a day, 7 days a week, 365 days a year as your Service Advocate. We assist in talking your drivers through problems, determine vehicle needs, and work with dealers to get the best lead time into the shop.

TLG Guru