Top Quality Transmission Repair

503-661-2203

About Transmission Doctors

Quality Transmission and Auto Care

Transmission Doctors and Auto Care started to provide a high quality, affordable auto repair facility in the Troutdale and Gresham Oregon area. We are dedicated to providing excellent automotive services at competitive prices without sacrificing quality. Our transmission and auto repair shop is just the right size- small enough to know you and large enough to serve you!

Our professional, ATRA Certified Technicians provide manual and automatic transmission repairs, rebuilds, transmission flushes and more. We also provide complete auto service and repair, from tune ups and oil changes to complete engine overhauls. Our ASE certified mechanics will service your vehicle to the highest standards possible.


Transmission Doctors & Auto Care LLC
1057 NW Corporate Drive TroutdaleOR97060 USA 
 • (503) 661-2203
transmission doctors transmission services rebuild shop auto repair gresham or portland oregon

We Take Care of Our Customers

At Transmission Doctors & Auto Care we are factory trained specialists for Honda, Ford, Subaru and many other makes of vehicles. Our factory training means you can rely on us to service and repair your vehicle to the highest manufacturer standards.

  We want your vehicle repaired correctly, so we offer free estimates and free computer diagnostics, which allows us to identify the problem and repair your vehicle. Call us for your Automatic Transmission, Manual Transmission, Transaxle, Differential, and Transfer Case repairs. We’ll take the time to correctly diagnose your vehicle and explain every step of the way through the repair process.

As an ATRA member, we adhere to ATRA's Code of Ethics - ATRA's standards for providing honest, professional service. So, when you bring your car to our auto repair shop, you are assured of polite, professional service, at an honest price. And not just automatic transmission repair: we also provide diagnostic and repair service for manual transmissions, clutches, differentials, driveshafts, drive axles, and transfer cases.

ATRA and ASE Certified

ATRA (Automatic Transmission Rebuilders Association) is an international trade association for the automatic transmission repair industry. Every transmission repair completed in our shop is warrantied with the nearly 2,000 ATRA certified shops across the US and Canada, who can offer you 24 month/24,000 mile warranty coverage and service on the original repair.

The ASE (National Institute for Automotive Service Excellence) was established to improve vehicle repair and service quality through professional testing and certification. Each member is required to pass one or more exams, and provide proof of at least two years relevant work experience. ASE certified affiliates must be retested every five years.
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transmission doctors transmission services rebuild shop auto repair gresham or portland oregon

Our Code of Ethics

At Transmission Doctors & Auto Care we hold ourselves to the highest standards and strive to always do the following:
  • To perform a high quality repair at a fair and just price.
  • To use the best possible parts in every repair.
  • To employ friendly, knowledgeable and highly skilled technicians.
  • To furnish a clear and just invoice of repairs and services.
  • To provide a written estimate before repairs are made if requested.
  • To show the customer damaged parts upon request.
  • To have a sense of personal obligation to each customer.
  • To furnish a written warranty on all repairs.
  • To notify customer if appointments or completion promises cannot be kept.
  • To adhere to the ATRA Code of Ethics as well as our own.
  • To complete all work in a timely manner.
  • To provide customers with a list of maintenance services, as well as required repairs that need to be performed to their automobile.
  • To always do business with honesty, respect and integrity.

Leader in Green Auto Repair

We work hard to maintain an eco-friendly transmission and auto repair shop, and are always looking for new ways to increase our recycling and energy efficiency. We would like our customers to know that we recycle to help keep our earth green. From the fluids in your car, to the packaging your new parts come in, to the solvents used to clean your parts, we recycle everything we can.

Part of being an eco-friendly auto repair shop includes keeping your car in tip-top running condition, which helps to reduce "green house" gas emissions and increases gas mileage. Partner with Transmission Doctors and Auto Care as we strive to make a difference for our planet.
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