7370 Orchard

Dr Gilroy, CA 95020

Truck Repair Service Experts

When your diesel truck is down, time is money—and every second off the road cuts into your bottom line. At Unified Truck Services, Inc., we know what it takes to keep your fleet running. With 35 years of experience, we’ve built a reputation for honest, reliable, and professional service, ensuring complete customer satisfaction every time. Whether you need on-the-spot mobile semi repair, expert diesel diagnostics, or full truck and trailer servicing, we’ve got you covered.

We’re not just another diesel repair shop—we’re your one-stop solution for everything from engine overhauls and transmission services to fleet maintenance and 24/7 roadside assistance. Our certified mechanics work on Freightliner, Kenworth, Peterbilt, Mack, International, Hino, Isuzu, Mitsubishi Fuso, and more. No matter the issue, we fix it right the first time—so you can get back on the road fast and focus on your business.

UTS Customers Reviews
Donnell Zuniga

United Trucking Service is hands down the best around! They take pride in their work and pay attention to detail, making sure their customers are satisfied!

Jesse Corpus

Soloman has done a great job on my trucks and always gives me a great deal and a good job I won’t use anyone but him

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    Expert Diesel Mechanic Services in Los Gatos

    Diesel trucks are built to last, but without the right maintenance, even the toughest engines can run into trouble. That’s where we come in. Our Los Gatos diesel mechanics specialize in engine diagnostics, fuel system repairs, electrical troubleshooting, and transmission services—everything your truck needs to run at peak performance.

    Staying ahead of repairs is key to avoiding major downtime. That’s why we offer preventative maintenance programs designed to keep your fleet moving. Whether it’s a full engine inspection and tune-up, brake system repairs, ABS diagnostics, transmission servicing, or cooling system maintenance, we handle it all. If your truck is losing power, burning through fuel too fast, or flashing warning lights, our cutting-edge diagnostics will quickly pinpoint the issue and get you back on the road with confidence.

    Why Choose Unified Truck Services, Inc.?

    • Experienced Diesel Technicians: We have years of experience in heavy-duty truck repair and maintenance.
    • Mobile Semi Repair & Roadside Assistance: We come to you, eliminating unnecessary downtime.
    • Comprehensive Truck & Trailer Repair: We handle everything from engine diagnostics to full trailer maintenance.
    • Fleet Maintenance Programs: Preventative maintenance helps keep your trucks running longer and reduces costly breakdowns.
    • 24/7 Emergency Repairs: Quick response times ensure that your trucks stay on the road when it matters most.

    On-Site Service Wherever You Need It

    Nobody has time to wait around at a repair shop. When your truck breaks down, you need fast, reliable service wherever you are. That’s why our mobile semi repair team in Los Gatos is always ready to come to you.

    Our on-site diesel mechanics handle starter, alternator, and battery replacements, brake adjustments, exhaust system diagnostics, fuel system troubleshooting, and electrical repairs—all done on the spot. Whether your truck is stranded at a job site, distribution center, parking lot, or roadside, our service trucks are stocked with the right tools and parts to get you back in action.

    Truck Trailer Repair in Los Gatos

    A truck is only as reliable as the trailer it’s pulling. From brake system repairs and suspension overhauls to liftgate service and electrical diagnostics, we ensure that your trailer is road-ready and DOT-compliant.

    If your trailer has structural damage, air brake issues, axle misalignment, or electrical malfunctions, we’ve got you covered. Our Los Gatos truck trailer repair services keep your fleet safe, efficient, and on schedule—because we know that when your equipment is running smoothly, so is your business.

    24/7 Emergency Roadside Diesel Mechanic

    A roadside breakdown can derail your entire schedule, but with Unified Truck Services, Inc., you’re never stranded. Our 24/7 emergency roadside diesel mechanics in Los Gatos respond quickly to provide on-the-spot repairs. If you’re dealing with engine failure, electrical malfunctions, air system leaks, or transmission issues, our team has the expertise and parts to get you moving again.

    We stock common replacement parts in our mobile service vehicles, allowing us to complete most roadside repairs on-site. If a more complex fix is required, we’ll arrange transport and priority service to restore your truck’s performance as quickly as possible.

    Book An Appointment Today

    If you need a Los Gatos diesel mechanic, mobile semi repair, or truck trailer repair, Unified Truck Services, Inc. is your trusted partner for fast, professional, and expert diesel repair services.

    Call 408-420-2866 today to schedule an appointment or request emergency roadside assistance. Let us keep your trucks and trailers operating at peak performance in Los Gatos and surrounding areas.