Peterbilt Truck Service & Repair Shop in San Antonio, TX

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Peterbilt trucks enjoy a global reputation for pioneering design, innovative engineering, and fuel-efficient solutions for a broad range of industries. With more options, safety components, and comfort features than many other trucks in their class, Peterbilt trucks are a living legend in the trucking industry. At Tri-County Diesel Svc, we work on all Peterbilt models, and take great pride in keeping Peterbilt trucks on the road.

Our mission is to earn your business and trust by providing superior service for your Peterbilt Truck vehicle. We’re a family-owned and operated auto repair shop, so you can feel good about bringing your business our way AND our experienced, well-trained mechanics save you money with accurate diagnosis and precise repairs. Some auto repair shops replace entire parts instead of simply fixing the component that needs to be fixed. Not at Tri-County Diesel Svc. We’ll troubleshoot exactly what your Peterbilt Truck needs, and clearly explain our prognosis.

The purpose of Tri-County Diesel Svc is to HELP you. We want to solve your auto repair and maintenance concerns, ensure your safety, give you trouble-free driving, and maximize your investment in a Peterbilt Truck vehicle—and we want to do so in the most enjoyable manner possible. Whether you know how to rebuild an engine or pumping gas is the limit of your automotive knowledge, we treat every customer the same way—the way we like to be treated, with respect and courtesy.

Bring Your Peterbilt Truck to Tri-County Diesel Svc

Our shop is conveniently located in San Antonio, TX, and many Peterbilt Truck drivers in the surrounding area bring their cars to us, too! Bring your Peterbilt Truck to Tri-County Diesel Svc, and our highly trained, certified technicians will keep your Peterbilt Truck running in top form its entire lifetime.