Diesel Done Right. Transmissions You Can Count On.

We specialize in diesel trucks and American-made vehicles from 2005 forward. That includes Ford F-Series Super Duty trucks with the Power Stroke diesel and Dodge Ram 2500 and 3500 trucks with the Cummins diesel. If you're not sure whether your vehicle fits, just call us at (541) 664-2991 and we'll tell you straight.

Yes. Every repair we do at HI Tech Transmission & Diesel Repair comes with a 2-year/24,000-mile warranty. If something isn't right after we've worked on your truck, bring it back and we'll make it right. No runaround.

You can call us at (541) 664-2991 or book online through our website. Just let us know what your truck is doing and we'll get you on the schedule. We're open Monday through Friday, 8am to 5pm.

Always. We run diagnostics first, then give you a straight quote before any work begins. You approve the repair before we touch anything. There are no add-ons you didn't ask for and no surprises when you come to pick up your truck.

Yes, transmission repair is one of our core specialties. We work on transmissions in diesel and heavy-duty trucks, including rebuilds and replacements. If your truck is slipping, shifting hard, or not moving at all, bring it in and we'll dig into it.

We're at 4025 Crater Lake Highway in Medford, Oregon. We're easy to find heading south toward the highway interchange. Give us a call at (541) 664-2991 if you need help finding us.