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Heavy and Medium Duty Roadside Breakdown Service

Mobile Roadside Repair for Commercial Trucks

Fleet Pros provides heavy and medium duty roadside breakdown service for commercial trucks and equipment. When a truck is down on the road, job site, or yard, we respond quickly with the tools and experience needed to diagnose and repair the issue on-site whenever possible.

Roadside Services for Heavy and Medium Duty Trucks

We provide roadside repair for Class 4 through Class 8 commercial vehicles, including:

  • Engine derate and warning light diagnosis
  • No start and hard start diagnostics
  • Air system leaks and brake related issues
  • Cooling system failures including hoses and clamps
  • Fuel delivery and fuel system problems
  • Electrical and charging system diagnostics
  • Belts, tensioners, and accessory failures
  • Lighting and safety related roadside repairs
  • Steering gear replacement
  • Starter replacement
  • Trailer air, ABS, and electrical issues

Our goal is to return the truck to service safely or stabilize it to reduce or avoid towing.

Built for Commercial Truck Breakdowns

Roadside service for commercial trucks requires more than basic tools. Fleet Pros is equipped for:

  • Medium and heavy duty trucks and equipment
  • Vocational trucks such as dump, utility, and service bodies
  • Fleet and contract customers
  • High traffic roadside environments
  • Job sites and remote locations
  • Time sensitive freight and operations

We understand uptime, driver safety, and compliance pressures when equipment is down.

What to Expect When You Call Fleet Pros

  • We collect truck details including location, symptoms, and fault codes if available
  • We dispatch a mobile technician equipped for commercial roadside repair
  • We diagnose the issue on-site using professional diagnostic tools
  • We complete the repair when possible or provide a clear next step plan
  • We communicate clearly with drivers and fleet managers
  • No guessing and no wasted time.
  • Common Roadside Breakdown Scenarios
  • Truck will not start after fueling or stopping
  • Sudden derate or loss of power
  • Air system will not build pressure
  • Coolant leak or overheating
  • Electrical shutdown or repeated fault codes
  • Trailer brake or lighting issues that create an out of service risk

If it prevents safe operation, we can help.

Why Fleets Choose Fleet Pros

  • Focus on heavy and medium duty trucks
  • Mobile service that comes directly to the vehicle
  • Fast response for breakdown situations
  • Clear communication and documentation
  • Ability to repair or stabilize on-site
  • We operate like an extension of your maintenance team.

Who We Support

  • Regional and local trucking fleets
  • Construction and vocational fleets
  • Utility and service fleets
  • Owner operators running medium and heavy duty trucks
  • Contract, leased, and rental fleet vehicles
  • One truck or a full fleet, we respond the same way.

Heavy and Medium Duty Roadside FAQs

Do you service Class 8 trucks

Yes Class 6 through Class 8 trucks and trailers are a core part of our roadside service.

Do you service medium duty trucks

Yes we service Class 4 through Class 6 medium duty trucks in addition to heavy duty equipment.

Can you diagnose derates and warning lights

Yes we diagnose the cause and provide repairs or next steps based on the issue.

Can you help avoid towing

Many roadside issues can be repaired or stabilized on-site. If towing is required, we help document the issue clearly.

When a commercial truck is down, every minute matters. Call or text Fleet Pros for heavy and medium duty roadside breakdown service in Sioux Falls and surrounding areas. Mobile service built for commercial fleets.

Contact Us Today!

Got questions? We've got answers! Drop us a line, or give us a call. Our team is eager to help you with any truck repair needs you have. Let's get you back on the road safely and swiftly!

What Our Customers Are Saying

Had them work on my 05 3500 dodge that apparently nobody was smart enough to figure out what was wrong they did it in a very short time and guess what the dam thing still works finally we got somebody that doesn?t tape shit together and charge u and send u on your way THANKS FLEET PROS

Fleet Brakes, near Tea, SD

, 10/23/2025

Took us in on Saturday afternoon to replace faulty airbag on the trailer, did great work and fast service. Didn't charge us afterhours or callout fee since we brought truck to their shop, and we also did bring the parts necessary which sped up the service which was really good. 11/10 will use again whenever in area, I highly recommend giving them a shot at your equipment chances are you will be satisfied with FleetPros!

Fleet Suspension Work, near Sioux Falls, Florida

, 09/13/2025

Jeff did a great services, was quick and made it look easy. Thank you fleet pros!

Fleet General Services, near Sioux Falls, Iowa

, 08/14/2025

The service technician was friendly, knowledgeable, and on time. The work was completed quickly, and reasonably priced for on site work. I recommend the Sioux Falls Fleet Pros location, and I will be using them again.

Fleet Engine Work, near Sioux Falls, SD

, 08/11/2025

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Partners

  • FSI
  • Petty
  • O'Reilly Auto Parts
  • Valvoline
  • FleetNet
  • fleetpride
  • jasper
  • mighty
  • napa-auto-parts
  • napa-parts
  • cb