Transmission Repair & Service Brantford, Ontario

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
Fantastic customer service and quick,...
Amanda Reed
Fantastic customer service and quick, amazing work! Highly recommend.
Date: June 22, 2024
Website: Google
Wow! These guys got me...
Jim Maloney
Wow! These guys got me in right away, and fixed the problem very quickly, knowing that we had to be back on the road for the next day! And very reasonable price too!! Thank you guys for being so quick and helpful!! Definitely going to recommend!😁
Date: June 16, 2024
Website: Google
Hello, my name is Dickson,...
Dickson Sendagire
Hello, my name is Dickson, I was having a problem with my van with a transmission but when I took it to mister transmission they fix it And it runs perfect. There Awesome and nice guyz.
Date: May 25, 2024
Website: Google
Good crew and fast honest...
Cole Boyd
Good crew and fast honest work, would recommend to friends and family.
Date: May 17, 2024
Website: Google
Incredible service and communication. Had...
Kyle Gibbard
Incredible service and communication. Had to take in a Grand Caravan for a transmission replace. Issue with thermostat and transmission cooling lines was brought to my attention and added to the original quote for a fair price. I have zero complaints. Thanks Des!
Date: May 7, 2024
Website: Google
Des and his crew are...
Stephen D
Des and his crew are nothing short of Top Shelf! Other shops recommended this and that and nothing worked except draining my bank account. I took my vehicle up to Brantford and had them take a look. After a test drive they explained their findings, gave me a timeline and a fair and accurate quote. They called me a few days early to let me know that a bay would open if I could bring it back in and the parts showed up early. I did and I'm absolutely please with everything. They are so professional, helpful and honest. I couldn't have asked for more. After 4 hours on the hoist, I left with my 13 year old vehicle running like it was brand new.
Date: May 3, 2024
Website: Google
Great consistency in service for...
Dan Macinnis
Great consistency in service for the past 10 years , would highly recommend
Date: May 2, 2024
Website: Google
Des and his team took...
Chris Ross
Des and his team took care of me promptly and much cheaper then other shops quoted me. Highly recommended them
Date: May 1, 2024
Website: Google
Fast and efficient!!
Rob Casey
Fast and efficient!!
Date: April 1, 2024
Website: Google
I came in feeling nervous...
Anna Vanderhorst
I came in feeling nervous that I had a transmission issue and he stopped what he was doing, took it for a drive and diagnosed the problem for me. Friendly, professional and excellent service!
Date: March 20, 2024
Website: Google
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