Dallas Heavy Duty Service Keeps Trucks Running

Mobile Truck Repair & Maintenance Experts

Mobile Truck Repair
ON-SITE DIAGNOSTICS

Mobile Truck Repair

Engine & Transmission Fixes

Electrical System Repair

Brake and Air Service

Hydraulic Problem Solving

Repairs done on-site, no towing needed.
Mobile Truck Maintenance
SCHEDULED UPKEEP

Mobile Truck Maintenance

Oil and Filter Changes

Preventative Inspections

Fleet Service Plans

DOT-Ready Checks

Keep every unit running reliably on your schedule.
Emergency Truck Repair
24/7 RESPONSE

Emergency Truck Repair

Roadside Breakdown Help

Tire Changes

Jump Starts

Fast Dispatch Teams

Fast help when your truck goes down.
Certified mobile diesel technician repairing commercial truck on-site

Full Mobile Diesel Truck Services Across DFW

Mobile diesel truck repair brings the work to you, whether your truck is parked at a job site, a warehouse lot, or stopped on the side of a highway. There is no need to arrange a tow or wait for a shop opening when a certified technician can come directly to the truck.

Reducing downtime starts with getting the right help on-site fast. Our team arrives equipped to diagnose and repair most issues without relocating the vehicle, keeping your operation moving and avoiding costly delays.

Certified mobile diesel technician repairing commercial truck on-site

Our technicians handle a wide range of repairs on-site, including engine and transmission issues, brake service, electrical faults, hydraulic problems, tire changes, and advanced diagnostics. We stock OEM and equivalent parts and carry modern tools so most jobs are completed without moving the truck.

Every repair comes with straightforward pricing and clear updates throughout the job. We work on a broad range of commercial makes and models, from Class 6 medium-duty units to heavy Class 8 semis. Transparent communication and quality workmanship are standard on every call, keeping your fleet dependable and your drivers moving.

TRUCK REPAIR INSIGHTS & UPDATES

Get practical articles, service updates, and fleet maintenance guidance written for truck owners, drivers, and fleet managers across DFW.

Why Mobile Service Protects Your Uptime

Every hour a commercial truck sits idle costs real money. Towing fees, shop wait times, and delayed loads add up fast for drivers and fleet managers alike. Mobile on-site repair puts a certified technician at your truck instead of making the truck come to a shop.

Commercial truck downtime affects more than one vehicle. When a unit goes down, schedules shift and revenue stops. Mobile service keeps drivers in the field and fleets running without the delays that come with traditional shop visits.

Certified mobile diesel technician repairing commercial truck on-site

On-site diagnostics remove the guesswork. Our technicians arrive with professional-grade equipment, read fault codes, inspect components, and explain exactly what the truck needs before any work begins. That transparency helps fleet managers make informed decisions quickly, reducing the time trucks spend out of service.

With 37 years of heavy-duty truck experience behind us, we have handled everything from routine maintenance to complex roadside breakdowns across DFW. Durable repairs and honest recommendations keep vehicles reliable long after the service call ends. Dispatchers and owner-operators can count on clear timelines and consistent follow-through every time we roll out.

Dallas Heavy Duty Service Certified mobile diesel technician repairing commercial truck on-site
Dallas Heavy Duty Service Team
Dallas Heavy Duty Service Certified mobile diesel technician repairing commercial truck on-site
Dallas Heavy Duty Service Team
Certified mobile diesel technician repairing commercial truck on-site
Over 37 years of experience

37 Years of Heavy Duty Diesel Experience

Dallas Heavy Duty Service has been working on medium and heavy-duty commercial trucks for 37 years. Our technicians receive ongoing training and use modern diagnostic equipment to handle repairs accurately the first time. The team is fully licensed, bonded, and insured.

Certified diesel technicians on our crew are experienced across a wide range of commercial truck makes and models. Heavy duty truck repair in Dallas demands reliable workmanship, and our long track record reflects consistent quality on every service call we complete.

Areas We Service

Serving Dallas, Irving, Garland, and communities within 60 miles across DFW.

Get Started Today

CALL Dallas Heavy Duty Service at

(469) 405-2774

or complete the contact form

Get Your Truck Back on the Road Today

If your truck is down or due for maintenance, our team is ready to help. Drivers, owner-operators, and fleet managers across the Dallas area can request an estimate and get a technician dispatched quickly. We keep communication straightforward from the first call to the final repair, so you always know what is happening and when your vehicle will be ready.

Reach out to our team by phone or through our online form. We respond promptly, provide honest assessments, and get to work without delay. Minimizing your downtime is the priority on every job we take.

What customers Say

Frequently Asked Questions

What cities and areas do you serve for mobile truck repair?

We serve Dallas, Irving, Garland, and surrounding communities within a 60-mile radius of the DFW area. This includes most of the greater Dallas-Fort Worth metro and nearby regions. Whether your truck breaks down on a highway, at a job site, or at a fleet yard, our technicians can reach you directly without requiring you to arrange a tow to a shop.

Do you offer 24/7 emergency roadside repair for broken-down trucks?

Yes, emergency truck repair is available 24 hours a day, 7 days a week, including weekends and holidays. When a truck goes down at an inconvenient time, our team dispatches quickly to reach you. The goal is always to get the vehicle operational as safely and efficiently as possible, reducing the amount of time your driver and truck are stuck on the side of the road.

What types of trucks and diesel engines does your team service?

We work on a wide range of commercial trucks, including semi-trucks, box trucks, flatbeds, dump trucks, and other medium and heavy-duty vehicles. Our technicians service multiple engine brands and configurations common across the industry. If you are unsure whether we can handle your specific make or model, give us a call and we will confirm before dispatching a technician to your location.

Can you handle fleet maintenance contracts for multiple vehicles?

Yes, we work with fleet operators to build scheduled maintenance programs tailored around their specific vehicles and operating demands. Rather than waiting for a breakdown to occur, preventative maintenance keeps your units running reliably and reduces the likelihood of costly emergency repairs. We can coordinate service visits around your routes and schedules so that maintenance work causes as little disruption as possible to your daily operations.

What kinds of repairs can your technicians complete on-site at a location?

Our technicians can handle a large range of repairs on-site, including engine diagnostics, electrical issues, brake and air system work, oil and filter changes, hydraulic problems, tire changes, and more. While some complex repairs may require a shop, the majority of common diesel truck issues can be diagnosed and resolved at your location, saving you the cost and delay of towing and shop intake.

Do you use OEM parts or aftermarket parts for diesel truck repairs?

We use OEM or OEM-equivalent quality parts on every repair. Using reliable parts matters because it directly affects how long a repair holds and how the truck performs afterward. Our technicians will not substitute inferior components just to lower the upfront cost. When we fix something, we want it to stay fixed so your vehicle stays on the road reliably without coming back for the same issue.

How quickly can a technician reach a truck that has broken down roadside?

Response times vary depending on your location and current demand, but our team dispatches as quickly as possible once a call comes in. For emergency situations, we prioritize rapid response to get a technician to you without unnecessary delays. We recommend calling our team directly so we can give you an honest arrival estimate based on current availability and your exact location within the service area.

Can you set up a preventative maintenance schedule for my trucks?

Yes, preventative maintenance scheduling is a core part of what we offer. Rather than reacting only when something breaks, a scheduled maintenance program keeps your trucks in better condition over time. We work with you to set up service intervals based on mileage, engine hours, or calendar dates, depending on what fits your fleet best. Regular maintenance reduces breakdown frequency and helps extend the working life of each vehicle.

Are the technicians at Dallas Heavy Duty Service certified and insured?

Yes, our technicians are certified, experienced professionals who receive ongoing training to stay current with modern diesel systems and diagnostic technology. The business is fully licensed, bonded, and insured, which protects both our team and our customers on every job. You can feel confident knowing that the work is being done by qualified professionals who take accountability seriously and back up their repairs with quality workmanship.

How does mobile diesel repair pricing compare to a traditional repair shop?

Mobile repair pricing is often very competitive when you factor in the full cost of a shop visit. Towing fees, shop intake delays, and time lost waiting for your truck to be serviced all add up. Our transparent pricing means you know what to expect before we begin. In many cases, skipping the tow and getting the repair done on-site is both faster and more cost-effective than the traditional shop route.

Contact Us

Call our team or request an estimate online for mobile diesel truck repair and maintenance anywhere across Dallas and the surrounding DFW area.
Contact Info
Service Hours
Social Media

Head Quarters: 4318 Hardwood ST

Fremont, California 94538

Mon-Fri: 24 Hours

Saturday: 24 Hours

Sunday: 24 Hours

Licensed & Insured

Dallas Heavy Duty Service

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Contact Info
Service Hours

Mon-Fri: 24 Hours

Saturday: 24 Hours

Sunday: 24 Hours

Social Media
Dallas Heavy Duty Service logo

Licensed & Insured