On Highway Service

Getting You Back on the Road. Fast.

Every minute you’re off the road means lost revenue. At Western Branch Diesel, our goal is to diagnose your technical issue and make the necessary repairs quickly, to get you back up and running.

Express Assessment

Our goal is to diagnose all issues and give you a high-level overview of every situation within two hours.

Maximized Uptime

Time is money. We get you in the shop and back out on the road as quickly & efficiently as possible.


Extensively trained in the latest equipment, our technicians can take on any service issue that comes in the shop.

Continuous Investment

We are always investing in new training and equipment to continually improve our service capabilities.

As Good as New

Trust in Western Branch Diesel to keep your engines and transmissions in top working condition. We offer an extensive, genuine parts inventory backed by the technical ability of our service staff to ensure your rig maintains peak operating performance for years to come.



As an authorized warranty center for Detroit, Allison Transmission, and Freightliner Custom Chassis, we regularly train our technicians to keep them up-to-date on the latest warranty service procedures.


Genuine Parts

Looking for genuine parts to keep your engine running like new? We have a substantial inventory of genuine OEM parts on-hand and can speed up special orders when needed, so that we can get you what you need, fast.

All Makes. All Models. We Do It All!

From fresh out of warranty coverage, to years on the road, we will service any medium to heavy-duty application brought into our shop. We are certified engine specialists that will work hard to find a solution to any issue with your engine or transmission.

General Service & Repairs

Our trained technicians are engine experts and will find and repair any medium or heavy-duty application issue quickly.


Technicians use state-of-the-art systems to quickly assess medium and heavy-duty application issues within two hours, saving you time and money.


Not ready to invest in a new truck? We can repair and reassemble your original engine to make it perform like new, extending the life of your truck for many years. 

Longer Engine Life

There’s no pressure to upgrade to a new engine when service and parts options for every make and model are readily available. We’ll help you get the most out of your current engine.

At Western Branch Diesel, we take pride in our work. So much so, that we offer a free, six-month warranty on workmanship.

Preventative Maintenance

We supply routine preventative services for all medium and heavy-duty applications. Our technicians inspect all components on your system that deteriorate over time and let you know of any areas of concern, saving you from costly repairs in the future.

Need assistance?

Take a moment to provide your contact information and on-highway service needs on the following form. A member of our service team will contact you shortly.