Transmission Repair & Service Sherwood Park, AB

Pinpointing the exact cause of any transmission problem takes skill, knowledge, and investigation

The evolution of transmissions has made these machines and systems increasingly complex. When transmission repairs are required, determining the cause and cure for what ails can be tricky. Why? Because transmissions have become remarkably complex and computerized and that presents both advantages and disadvantages. On one hand, transmission performance has become noticeably better in all vehicle makes and models. On the other, the increased complexity and digitization of transmission systems has made repair work a highly technical and complicated affair.


As you can imagine, there are different types of transmission repair jobs and options you can choose from depending on the nature of your vehicle’s breakdown. Understanding what those options are can help you make informed decisions when faced with a choice of transmission repairs to weigh.

A Repair for Every Type of Transmission Malfunction

Some transmission repair work is straightforward and mechanical in nature. Other times, it’s a combination of mechanical and electronic engineering that’s required to get your car back on the road. The most common types of repair work include:

  • Adjustments and in-car repairs. Most minor repairs are simple matters that are done without removing the transmission from the vehicle. If yours is a computer-controlled transmission that is not shifting properly, it is often the result of a computer sending incorrect signals due to a faulty sensor, or the transmission is not reacting to the command because of a bad connection or defective solenoid pack. If a non-computer controlled transmission is shifting too early or too late, it may require an adjustment to the throttle cable. If the vehicle has a vacuum modulator instead of a throttle cable, there is an adjustment that can be made using an adjustment screw in some designs. In vehicles with modulators, however, it is important to ensure there are no vacuum leaks and that the engine is running at peak efficiency.
  • Reseal jobs. A transmission is re-sealed to repair external transmission fluid leaks. If you see spots of red oil on the ground under the car, your transmission may need a re-seal job. To check a transmission for leaks, a technician will put the vehicle on a lift and examine the unit for signs of oil leaks. If a leak is spotted at any of the external seals or gaskets and the transmission otherwise performs well, the technician will most likely recommend that the transmission be re-sealed. Most of the external seals can be replaced while the transmission is still in the car but, if the front seal must be replaced, the transmission must first be removed from the vehicle to gain access to it.
  • Replacing accessible parts. There are a number of parts that are accessible without requiring the removal of the complete transmission. The parts that are accessible, however, vary from transmission to transmission and most transmission repair facilities would hesitate to provide meaningful warranties on external repairs for the simple reason that they cannot see if there are any additional internal problems in the components that are only accessible by transmission removal.
  • Complete overhauls. Also known as “rebuilding a transmission”, a complete overhaul involves the removal and disassembly of the transmission in its entirety. Every part is inspected for wear and damage, then cleaned in a special cleaning solution, or replaced with another part depending on its condition. Parts that have friction surfaces, such as bands and clutches are replaced as are all seals and gaskets. The torque converter is also replaced, usually with a remanufactured one. Technical service bulletins are checked to see if the auto manufacturer recommends any modifications to correct design defects that were discovered after the transmission was built. Automobile manufacturers often make upgrade kits available to transmission shops to resolve these design defects.

Replacing or Overhauling a Transmission

When a transmission requires an overhaul, there are two options that you may have. The first is to remove your existing transmission and overhaul it, then put the rebuilt unit back in your car. The second option is to replace your existing unit with another unit that has already been rebuilt or remanufactured.

A word to the wise: replacing your transmission with a used one may not be your best option. Used transmissions often have questionable histories that could create a whole new set of challenges. New transmissions, meanwhile, are mostly aftermarket transmissions billed as new but are in fact rebuilt transmissions with new parts.

The cost of the repair is always top-of-mind and understandably so. Transmission repairs are usually unexpected (and unwelcome). The cost varies depending on the outcome of our diagnostic testing, and we will help you to understand the various factors that come into play. We also offer our customers flexible payment options.

Whichever route you choose, you can trust our transmission experts to get you and your car back on the road.

Visit Mister Transmission for an assessment on what transmission repairs you may need. Contact the Mister Transmission service centre nearest to you.

Featured Services
Transmission Repair

The evolution of transmissions has made these machines and systems increasingly complex. When transmission repairs are required, determining the cause and cure for what ails can be tricky.

Learn More
Transmission Technology

At Mister Transmission we have access to leading-edge diagnostic equipment, enabling us to offer you the fastest and most accurate findings about what’s going on inside your vehicle’s transmission.

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Transmission Maintenance & Service

Just as you have other parts of your car serviced, your transmission needs maintenance to ensure a long life and avoid transmission problems.

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Customer Reviews
Got my truck in fast,...
Kyle Jackson
Got my truck in fast, great turn around time. Diagnosed the problem and started working on it before I'd even left the building
Date: October 29, 2025
Website: Google
Staff was excellent to deal...
Jared Dreher
Staff was excellent to deal with — very friendly, informative, and just a genuine pleasure to talk to. They were quick to diagnose the issue and get my vehicle into the shop right away. Extremely accommodating and made the whole process easy from start to finish. Highly recommend!
Date: October 17, 2025
Website: Google
A quick trip to Mister...
Andrew Wrenn
A quick trip to Mister Transmission in Edmonton recently saved me over $12,000. I was told my transmission was leaking by a dealership. They wanted to replace everything with OEM parts at astronomical pricing. I chose to get a second opinion at Mister Transmission, they quickly diagnosed a minor oil leak from around the filter. They also cut my service charge in half due to the simple diagnosis. Thanks again!
Date: September 17, 2025
Website: Google
We have taken two vehicles...
Brent Dahlseide
We have taken two vehicles into the shop over the past few years. Chris and Wes really know their stuff and leave you with a feeling of confidence when talking you through what is happening with your vehicle. Highly recommend this location of Mr. transmission.
Date: September 13, 2025
Website: Google
Great service. Thanks to Wes...
Cory Tarrent
Great service. Thanks to Wes and Chris. Chris gave me the quote before I authorized the work, and despite the fact the part had to come from Calgary, Wes got my car fixed and ready to go the next day! The price on the invoice was exactly the same as the quote. No unpleasant surprises. I would defiantly recommend Mister Transmission to friends in need. Special shout out to the official greeter, Pepsi!
Date: September 12, 2025
Website: Google
If you’re looking for an...
Ulric Garand
If you’re looking for an honest shop this one is the one. Just give em a call, chris will sort you out 💪🏼
Date: August 28, 2025
Website: Google
Fast (I was on my...
Day Lin
Fast (I was on my way in less than 20 minutes and I got to hang out with the sweet puppy Pepsi too!) Friendly and professional and most important of all, an honest assessment of the problem. Thank you!
Date: August 16, 2025
Website: Google
These guys knew exactly what...
Lance Arneson
These guys knew exactly what I wanted and made it happen quickly. On time and on budget!
Date: August 3, 2025
Website: Google
Wonderful experience, super friendly, and...
Mike Panylyk
Wonderful experience, super friendly, and knowledgable If any transmission issues, take it to the experts. Counter taking time and money. I’m good things about this location
Date: July 25, 2025
Website: Google
Honesty! came to the shop...
Matthew Lau
Honesty! came to the shop on a friends recommendation, after my dealer told me my transmission was giving off codes of internal failure and I needed a new CTV, for 7,100. Well, can’t say how happy I am that Mr. Transmission runs a wonderful honest shop, they called me and even wanted to show me first hand what was wrong with the car; Their diagnosis led them to a faulty/ broken speed sensor wire, $500 bucks and my car is completely fixed runs great, nothing even wrong with the transmission. Come here to feel secure and comfortable knowing you and your car is getting an honest and fair treatment.
Date: July 24, 2025
Website: Google
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