Cadillac Auto Repair Shop in Santa Rosa, CA

Shape Effect | Transco Auto & Diesel Repair

Service and Repair of Cadillac Vehicles

When it comes to Cadillac, Transco Auto & Diesel Repair in Santa Rosa, CA stands out for its unparalleled service. Cadillac, the second oldest American automobile brand, has been setting standards for automotive excellence since it became the first American car to win the Dewar Trophy from the Royal Automobile Club in England in 1908. A vehicle brand that markets itself as the “Standard of the World” needs an equally high standard of service.

When it comes to your repair and maintenance needs, refuse to settle for anything less than the best for your Cadillac. If you are seeking the highest quality service and repair of Cadillac vehicles in the area, look no further than our shop. Our team strives to give only the best service to you and your vehicle from the moment you enter our door until you drive away, completely satisfied with the results.

At our shop, we don’t simply focus on the mechanical needs of your vehicle. We go above and beyond to exceed your expectations in customer service. Our dedicated team of expert technicians stands ready to answer any of your questions and provide thorough, efficient service. We even offer courtesy shuttle service to our local customers to help make the repair process as smooth as possible.

Whether your Cadillac needs routine maintenance or major repairs, our certified mechanics will provide quality service that stands the test of time, just like the Cadillac name has. Give your Cadillac the service it deserves. Call our shop or stop in to schedule an appointment today!

Rely on the Word of Others

Trusted by your neighbors for honest repairs in Santa Rosa, CA

Reviews Stars Rating | Transco Auto & Diesel Repair

5-star Review by Michael H

Dave and his team did an excellent job with one of my shops vans. The van was diagnosed the first day, ordered necessary parts and got the van back to me in a timely matter and the cost was very reasonable.  Thanks Team Transco!

Reviews Stars Rating | Transco Auto & Diesel Repair

5-star Review by Tyler Schallert

Dave got my truck in same day for a very reasonably priced diagnostic. He found the issue and was very honest and didn’t try to upsell me on extra work I didn’t need and instead let me know it was a quick and easy repair. I will definitely be using him for any work needed on my cars in the future!

Services We Offer in Santa Rosa, CA

Everything your vehicle needs — under one roof

Transmission Repair

Your transmission is the link between your engine and your wheels, and keeping it in top condition is essential for reliable performance. Our ATRA-certified technicians diagnose and repair transmission issues on automatic, manual, and semi-automatic vehicles with precision you can trust.

View Page >

Engine Repair

Your engine powers everything, and even minor issues left unaddressed can lead to costly repairs down the road. Our ASE-certified technicians use advanced diagnostic equipment to accurately identify and resolve engine problems on foreign and domestic vehicles.

View Page >

Diesel Repair

Diesel engines require specialized knowledge and equipment to service properly. Our experienced technicians handle everything from glow plug replacement and fuel injector service to full diesel diagnostics, keeping your diesel-powered vehicle running at its best.

View Page >

Cadillac Repair Nearby

Expert Cadillac Repair and Maintenance in Santa Rosa, CA and the Surrounding Areas

Located in the heart of Santa Rosa, CA, Transco Auto & Diesel Repair has been a trusted name in automotive service for over 60 years. Our shop on Santa Rosa Ave is easy to find and convenient to reach for drivers throughout Sonoma County and the surrounding region. Whether you need transmission repair, diesel service, engine work, or routine preventive maintenance, our ASE-certified technicians are ready to help you get back on the road with confidence. We proudly serve generations of families who have counted on us for honest, reliable repairs.


At Transco Auto & Diesel Repair, we make every visit as hassle-free as possible. We offer 24-hour key drop-off so you can bring your vehicle in on your schedule, and our complimentary pick-up and drop-off service within a 7-mile radius of the shop means you never have to worry about a ride. As a NAPA AutoCare Center, ATRA-certified shop, and AAA Approved Auto Repair facility, we hold ourselves to the highest standards in the industry. Drivers from across Sonoma County and beyond trust us to deliver quality workmanship and straightforward service every time.

  • Bodega Bay
  • Boyes Hot Springs
  • Cloverdale
  • Cotati
  • El Verano
  • Forestville
  • Fulton
  • Graton
  • Guerneville
  • Healdsburg
  • Kenwood
  • Larkfield-Wikiup
  • Monte Rio
  • Occidental
  • Petaluma
  • Rohnert Park