W.W. Williams & Detroit Diesel

We're Your Detroit Diesel Partner.

Detroit Diesel is an industry-leading manufacturer of medium duty, heavy duty, and extreme duty diesel engines. Founded in 1983, the brand enjoys a long history of innovation and performance results. At W.W. Williams, we are proud to be an authorized Detroit Diesel distributor and service provider—supporting today's drivers and businesses with top-notch service centers, factory trained service technicians, and unparalleled product knowledge support.

Find a Detroit Diesel Service Center Near You

Need to find engine repair or service nearby? In the market for a new Detroit engine? Find a W.W. Williams location near you to get started.

Full Service Support & Sales for Detroit Diesel

DETROIT DIESEL SERVICE & REPAIR

To keep your truck running at ideal performance, keep it serviced by professionals you trust. Our factory trained and authorized service technicians not only understand all aspects of your engine, but they also understand how important your engine is to your business and your bottom line. Our service centers deliver:

  • Detroit Diesel factory trained service technicians
  • Fully equipped fleet of field service trucks
  • Detroit Diesel branded filters, lubricant and lube coolant analysis
  • Complete line of premium heavy duty truck parts in stock and ready for exchange
  • Chassis dynamometers
  • Preventative maintenance and tune-ups

Testimonials

W.W. Williams does excellent work and are the go-to people for Detroit Diesel. 

STEPHEN MILLER Logistics Coordinator

W.W. Williams gets stuff back to us quickly and once they work on it, it’s done right the first time. Our sales representative is also a great help and comes around to see if we need anything. 

Trucking Company Detroit Diesel Truck Service

W.W. Williams are the best people in town and you can count on them to service your truck. They are the only place I go. 

Trucking Company Detroit Diesel Truck Service

He did exactly what I needed. It was a breakdown and sort of an emergency situation, and he did what he could to save time and money by picking up needed parts on the way to us so he could fix it all in one go. 

Trucking Company Detroit Diesel Truck Service

W.W. Williams was wonderful. They were prompt, upfront, knowledgeable and communicated with me. 

Trucking Company Detroit Diesel Truck Service

W.W. Williams listens to owner/operators and know to take the extra care to make sure things are done correctly. They always ask us if we are getting what we want. 

Transport Company Detroit Diesel Truck Service

I have been in the business for 5 years and W.W. Williams has always done a great job for me. I have no complaints.  

Trucking Company Detroit Diesel Truck Service

Their customer service is great. They have always treated us well. 

Logistics Company Detroit Diesel Truck Service

They are very thorough with their work. 

Trucking Company Detroit Diesel Truck Service

W.W. Williams was honest and they have good customer service. 

Independent Truck Driver Detroit Diesel Truck Service

I have called W.W. Williams for help and they have been very helpful, patient, and accommodated my schedule.  

Trucking Company Detroit Diesel Truck Service

They did what they said they were going to do. They were fast and easy to work with. 

Transport Company Detroit Diesel Truck Service

W.W. Williams is my go-to shop. They are fast and stay on top of things. 

Trucking Company Detroit Diesel Truck Service

They are very accommodating. They did everything to help me. 

Trucking Company Detroit Diesel Truck Service

W.W. Williams is great and I had no problems with them. 

Construction Material Wholesaler Detroit Diesel Truck Service

I like W.W. Williams, they do a good job and get right to it. 

Independent Truck Driver Detroit Diesel Truck Service

W.W. Williams was professional, they did quality work, and they were on time. 

Independent Truck Driver Detroit Diesel Truck Service

W.W. Williams was upfront and explained everything they were doing. 

Independent Truck Driver Detroit Diesel Truck Service

W.W. Williams is easy to work with. 

Independent Truck Driver Detroit Diesel Truck Service

When I go to W.W. Williams, I never have to bring my vehicle back afterwards to correct the mistakes. 

Independent Truck Driver Detroit Diesel Truck Service

I have done business with W.W. Williams before and they have always been very helpful. They make sure everything is done correctly and their turnaround time is reasonable.  

Diesel Engine Manufacturer Detroit Diesel Engine Service

I recommend to everybody that they go to W.W. Williams. 

Independent Truck Driver Detroit Diesel Truck Service

W.W. Williams took great care of me and the service was prompt. 

Independent Truck Driver Detroit Diesel Truck Service

DETROIT DIESEL ENGINES

Detroit Engines boast best-in-class fuel economy—and have a reputation for dependability. We represent product lines for nearly every application. Whether you need a diesel engine to power a long-haul truck, an extreme duty vehicle, or a coach bus—we’ll help you find the right engine to fit your needs. We represent the following Detroit Engines:

  • DD13 – up to 470hp
  • DD15 – up to 505hp
  • DD16 – up to 600hp
  • Series 900 – up to 230hp
  • Series 4000 – up to 450hp
  • Series 50 – up to 350hp
  • Series 60 – up to 515hp