For mobile diesel mechanic services in Sunnyvale, Unified Truck Services, Inc. is a trusted local option. Since 1998, we’ve been helping truck owners and fleet operators stay on the road with expert mobile semi truck repair and on-site commercial truck maintenance. From long-haul diesels to local delivery rigs, we come to your location with everything needed to get the job done right—saving you time, towing fees, and shop delays.
Whether it’s an emergency breakdown or a scheduled service, our mobile diesel mechanics are trained to diagnose and repair a wide range of issues on the spot. We handle mobile truck repair throughout Sunnyvale and the surrounding region, working quickly to minimize downtime and keep your business moving.
We’re open Monday through Saturday from 9 a.m. to 5 p.m., and you can reach us directly at 408-420-2866. Whether you need one-time help or regular fleet support, we’re ready when you are.
Unified Truck Services isn’t just another mobile truck repair service—we’ve been the go-to team for commercial truck maintenance in Sunnyvale for over two decades. Our technicians work efficiently on-site, offering mobile semi repair and diagnostics that rival traditional shops—without making you wait.
We know how much time and money you save when you don’t have to tow your rig across town or wait for days to get into a service bay. That’s why our services are built for reliability, speed, and convenience.
From freight haulers to vocational trucks, we service nearly every major diesel brand on the road today. Unified Truck Services, Inc. has extensive hands-on experience with Freightliner, Hino, Mitsubishi, Isuzu, Volvo, Detroit Diesel, International, Kenworth, Mack, Peterbilt, Sterling, and Western Star.
What does that mean for you? It means no guessing games. We’ve handled turbo failures in Volvos, wiring problems in Isuzus, A/C failures in Peterbilts, and fuel system issues in Kenworths—often right on-site, in a matter of hours. We know what common issues affect each make, which replacement parts last longer, and how to prevent problems from repeating.
If your fleet includes a mix of truck brands, you need a mobile repair partner that’s seen it all—and that’s exactly what we bring to the table.
We don’t just specialize in one kind of repair—we bring a full-service shop to your truck, wherever it is. Our diesel engine repair services cover power loss, fuel system problems, overheating, and no-start conditions. From turbochargers to cylinder heads, we’ve handled it all.
Our technicians also offer advanced electrical diagnostics and repairs using state-of-the-art scan tools. Whether it’s alternator issues, faulty sensors, or complete electrical failures, we’ll find the problem fast and fix it on the spot.
Got a check engine light that won’t go away? We can pull codes, find the root cause, and get you back on the road—without you ever stepping into a shop.
We also provide preventive maintenance to help avoid costly downtime, with mobile oil changes, filter replacements, and routine inspections done at your location. Our climate control and A/C repair services keep your cab comfortable year-round, and our brake, steering, and suspension work ensures your trucks stay safe, stable, and road-ready.
Our fleet maintenance services are perfect for companies with multiple trucks—we handle everything on-site and on a schedule that works for your business.
Having issues with shifting or strange drivetrain behavior? We also perform transmission and driveline repairs for semi trucks. And if you’re ever stuck on the road, our emergency roadside assistance is just a phone call away.
We don’t stop there. Our trailer repair services cover brakes, wiring, and lighting. We also handle battery and filter replacements to keep your equipment running strong, and we offer forklift repair for businesses that need support beyond the road.
If you’re searching for reliable mobile truck repair in Sunnyvale—whether it’s mobile diesel mechanics, 24 hour roadside support, or long-term commercial truck maintenance—Unified Truck Services, Inc. is ready to help.
Call 408-420-2866 to speak with our team and get the help you need—on-site, on time, and done right.
We are your trusted local company specializing in commercial truck, RV, and trailer repairs, always ensuring top-quality service and customer satisfaction with our mobile repair services, bringing convenience to your location.
