Call our Toll-Free Line: 1-888-527-9332

About our Location:

A member of the WheelTime Network, we pride ourselves on delivering exceptional customer service and professional work. Our mechanics are committed to getting the job done right and getting your car or truck back on the road, as quickly and safely as possible.


7100 Design Street
North Charleston, SC 29418
Get Directions


Monday - Friday
8:00 AM - 5:00 PM
Saturday & Sunday



On-Site Amenities

  • Driver's Lounge
  • HD Televisions
  • Free Coffee
  • Free Wi-Fi

Payment Forms Accepted

  • Mastercard
  • Visa
  • American Express
  • Money Orders

Get To Know Us:

We are located in North Charleston just off Cross County Road in between the Case Dealership and Fastenal. Our mechanics are fully equipped to handle anything on wheels, and our friendly staff and knowledgeable service advisors are ready to address all of your needs.


W.W. Williams was one of the most professional places I have ever dealt with. They were waiting for me when I pulled in, they got my truck in right away, got started promptly, and the work was done when they said it would be done. They are 100% professional.  


At W.W. Williams they do what they say they will do and call if they find anything else that needs attention. They hit the nail on the head.  


Every time I have used W.W. Williams for their service I have had a good experience. I use them on a regular basis when I have breakdowns on the road. 


I have been telling everyone what a great job W.W. Williams does. I don’t want to tell too many people though; they might get too busy to do my work! 


W.W. Williams was very understanding and worked well with me. I have a very small trucking company and they got both of my trucks in at the same time. They did a great job and treated me very well. I work with another trucking company and will be taking those trucks to Williams as well. 


Truck & Vehicle Repair & Service

We understand the priorities of today's drivers: uncompromised safety, maximum uptime, and honest service. Whether you drive a semi or a city bus—consider it done. The mechanics and service advisors at our Charleston location can serve all your commercial truck repair, commercial vehicle repair, and equipment repair needs, including:

  • Diesel Engine Service & Repair
  • Transmission Service & Repair
  • Bumper to Bumper Service & Repair
  • Cab Climate Control Parts & Service
  • Preventative Maintenance
  • Courtesy Inspection

Power Generator Service & Sales

W.W. Williams Charleston is not just a service center. Come here for service, or come here for sales of world-class power generation products from MTU Onsite Energy. If you have an on-site generator in need of repair or need a new continuous power solution, consider it done. Contact us today to discuss your specific needs.

  • Backup Generator Service & Repair
  • Backup Generator Sales
  • Continuous Power Generator Service & Repair
  • Continuous Power Generator Sales


W.W. Williams is widely known for the advance skills of our diesel mechanics. We are partners with Detroit Deisel, MTU, and Yanmar - offering sales, parts, and service support. Our locations service all makes and models - if it's a diesel engine, our mechanics can fix it. Class 8 trucks, medium duty trucks, vans, buses and RVs, even heavy construction equipment and marine engines - if you need diesel engine repair or service, consider it done.

  • Maintenance
  • Diagnostics
  • Repair
  • Engine Rebuilds
  • Engine Sales
  • Replacement Parts


From work boats and tug boats to pleasure crafts and yachts, W.W. Williams Charleston is fully equipped to handle all of your marine engine needs.

  • General Maintenance
  • Tune-Ups & Troubleshooting
  • Overhauls
  • Electronic Controls
  • Vessel Repowers
  • Service & Repair for All Makes & Models

Fire Support & Emergency Apparatus

We help emergency responders minimize vehicle and equipment downtime, control costs and get the to next alarm safely. We give priority service to all emergency apparatus and vehicles, with mobile services available from our EVT certified technicians.

  • Bumper to Bumper Apparatus Service & Repair
  • Engine Service & Repair
  • Transmission Service & Repair
  • Emergency Equipment Service & Repair

Fleet Management Services

From a single truck or trailer to a fleet of thousands, W.W. Williams Charleston knows how to manage your fleet. Our turnkey solutions will improve fleet uptime, reduce risk, and help you control and manage costs.

  • Bumper to Bumper Service & Repair
  • Customized Fleet Maintenance Schedules
  • Fast Response Field Service Trucks
  • All-Makes Parts Inventory
  • Real-Time Repair Tracking Dashboard
  • National Service Network


We proudly represent top industry manufacturers and brands, including:

WheelTime Promise

Get It Done Right, The First Time.

W.W. Williams is a member of the WheelTime Service Network, a network of service locations across the US and Canada dedicated to getting you back on the road in the shortest possible time.

The Wheeltime Promise
  • Initial assessment within two hours of arrival
  • Completed repairs in the fastest time possible
  • We will meet the cost estimate given
  • We will meet the time estimate given
  • We will notify you within 30 minutes after last labor
  • We will do it right, the first time