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33 Years
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Emergency
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Emergency Truck Repair & Fleet Maintenance Dallas
Salazar Semi-Truck Repair has been a trusted name in the heavy-duty truck repair industry for over 30 years. Our team of certified diesel mechanics specializes in emergency semi-truck repairs, fleet maintenance contracts, and advanced diagnostics for engines, cooling systems, air brakes, and emissions. We serve both fleet operators and owner-operators with brands like Peterbilt, Kenworth, Freightliner, Volvo, and International. Our Dallas-based facility uses dealer-level diagnostic tools to ensure accurate troubleshooting and efficient repairs, minimizing downtime for our clients. We prioritize OEM-quality parts and extended warranties to guarantee reliability. Our commitment to fast turnaround times, transparent pricing, and customer-centric service has earned us a reputation as a leader in the Dallas-Fort Worth transportation industry.

We offer 24/7 emergency services and flexible payment options, including fleet maintenance contracts with predictable budgets. Our technicians undergo continuous training to stay current with evolving diesel technology, ensuring we deliver cutting-edge solutions. With 12 skilled professionals and a track record of 10,000+ vehicles repaired, we combine technical expertise with operational efficiency to protect our clients' ROI. Our facility supports fleets of all sizes, from single trucks to 200+ unit operations, with priority scheduling and free preliminary diagnostics.
Services
Engine Repair Brake Service DPF Cleaning Suspension Repair Fleet Maintenance Radiator Repair A/C Service Electrical Diagnostics Exhaust Repair 3-Axle Alignment
Details
  • Year established: 1993
Highlights and features
  • 30+ years serving Dallas-Fort Worth transportation companies
  • Advanced dealer-level diagnostic tools for accurate repairs
  • 24/7 emergency services with same-day turnaround
  • Free preliminary visual inspections and diagnostics
  • OEM-quality parts with extended warranty coverage
What people say
Fast emergency service Experienced mechanics Competitive pricing Reliable fleet support Free diagnostics
Services
Emergency Truck Repair
Our 24/7 emergency repair service addresses critical truck failures with rapid response times. Specializing in engine, brake, cooling, and electrical system failures, we minimize downtime through same-day diagnostics and repairs. Using mobile service units and our Dallas facility, we handle roadside breakdowns and shop repairs for fleets and owner-operators.
Fleet Maintenance Contracts
Customized maintenance programs reduce unexpected breakdowns through scheduled inspections and priority service. Our contracts include free diagnostics, discounted labor rates, and predictable budgeting for fleets of 20-200+ trucks. Services cover all major systems with documentation for compliance and ROI tracking.
Diesel Engine Diagnostics
Advanced diagnostic tools identify engine issues from fuel systems to turbochargers. Our technicians use dealer-level equipment for Cummins, Detroit, CAT, and Volvo engines, providing precise troubleshooting for performance optimization and emission compliance in Dallas-Fort Worth operations.
DPF Cleaning & Regeneration
We perform forced regeneration and DPF cleaning to restore emission system efficiency. Our service includes sensor diagnostics, soot removal, and substrate inspection to prevent derating. Mobile and shop options maintain fleet compliance while minimizing downtime for Dallas-area trucking companies.
3-Axle Alignment
Precision alignment using Hunter technology ensures proper weight distribution and tire longevity. We correct steering instability and uneven wear patterns for improved fuel efficiency. Our service includes suspension component inspection and adjustment to maintain DOT compliance for semi-trucks and trailers.
People
Pedro Salazar
Owner
With over 30 years in the diesel repair industry, Pedro Salazar leads our team with expertise in fleet operations and emergency repair logistics. He established the company's commitment to rapid response times and technical excellence.
Rosemary Murueta
Customer Service Manager
Rosemary coordinates client relations and service scheduling, ensuring seamless communication between technicians and fleet operators. Her team manages emergency dispatch and contract service coordination across the DFW metroplex.
Questions
Do you offer 24/7 emergency truck repair services?
Yes, we provide 24/7 emergency repair services with rapid response times across Dallas-Fort Worth. Our mobile units handle roadside breakdowns while our shop offers same-day repairs.
What truck brands do you service?
We service all major heavy-duty brands including Peterbilt, Kenworth, Freightliner, Volvo, International, and Mack. Our technicians are trained on Cummins, Detroit Diesel, and CAT engines.
Do you provide fleet maintenance contracts?
Yes, our FleetCare contracts include scheduled maintenance, priority scheduling, and predictable budgeting. Contracts cover diagnostics, preventive repairs, and compliance services for fleets of 20+ trucks.
What payment methods do you accept?
We accept major credit cards and offer PO/Net-30 terms for approved fleet accounts. Emergency service payments can be processed on-site with electronic invoicing.
Are your technicians certified?
All our diesel mechanics hold industry certifications including ASE and manufacturer-specific training. Our team maintains ongoing education in emissions systems and advanced diagnostics.
Do you offer mobile repair services?
Yes, we provide mobile diagnostics and emergency repairs across DFW. Our service trucks carry essential diagnostic equipment and common replacement parts for roadside solutions.
Reviews (5)
Lewis Hernandez
Dec 26, 2021 Report
Came in my international 4300
Would not start the owner personally fixed it for me I was impressed with the ethics and knowledge
I will definitely be back with my other trucks !!!!!
Rosemary Murueta
Dec 05, 2021 Report
My husband and I want to thank Pedro Salazar for his professionalism and we are grateful for his honesty. He made my husband feel very confident in the diagnosis of his radiator. He was able to do the repairs the same day and get my husband back on the road. We feel very fortunate to have found his shop. Highly recommended.
10 months ago we had the above service and we were completely satisfied.

Just so happens, we were in the Dallas area (thank goodness) when we needed service to our truck. Once again, Mr. Salazar was right on top of the issue. His shop diagnosed the problem, made the repair
Douglas Valdes
Oct 07, 2021 Report
I went there 9/22/21 and they found the problem on my a/c right away, charge me good price on it, happy with the service I had. I'll be back for sure...I recommend this place...
Service:Air conditioning
Gary Mosley
Sep 27, 2021 Report
I don't give false information I paid over $250.00 angle pipe install you told me can't use part and had to buy yours look at the exhaust leak
Hussein Jilani
Sep 19, 2021 Report
Thanks Pedro for taking care of my truck repair and figuring out what many couldnt I highly recommend to do your truck repairs at this shop as they are well knowledgeable