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.

Learn More
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.

Learn More
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Customer Reviews
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
These guys are great!!! I...
Paul Poirier
These guys are great!!! I had an issue with my transmission called them and they got me in the same day. They had the issue diagnosed in minutes. Solved the problem and got me out in the same day. Really impressed and will go to them first if I ever have a transmission issue again. Thank you!!!
Date: March 9, 2024
Website: Google
Showed up with my truck,...
Justin B
Showed up with my truck, these guys took me in right away and delivered on their word at a great price with a great warranty! I highly recommend this place to friends and family. Thank you Dez and team!
Date: February 21, 2024
Website: Google
Where do I start !...
Jessica Oldroyd
Where do I start ! Dez was amazing ! Helped me get out of a sticky situation ! Went over and beyond helping me get my car safe for myself and child ! Would recommend in a heart beat !
Date: November 13, 2023
Website: Google
Fast and reliable service. Extremely...
Staci O'Rafferty
Fast and reliable service. Extremely honest people.
Date: October 30, 2023
Website: Google
Excellent experience!
D S
Excellent experience!
Date: September 1, 2023
Website: Google
Went there thinking I would...
Cid Said
Went there thinking I would be spending big money for transmission repairs but after they checked and tested it thoroughly Des informed me that there was nothing wrong with my transmission. Informed me that the problem was in my front end and supported me with information to research the problem. They didn't charge me a cent and also delivered my vehicle to Pencar Car Rental so that I/we didn't have to do an exchange at the end of the day on the opposite side of town. I couldn't be happier with their Honesty, Professionalism and Outstanding Customer Service. Any future problems I definitely know where I will go for transmission work. Five Stars Des, again Thank You Very Much.
Date: July 2, 2023
Website: Google
Amazing service and very honest,...
JORGE RUIZ
Amazing service and very honest, i can't thank enough this crew
Date: June 20, 2023
Website: Google
Excellent service here, brought my...
Rob K
Excellent service here, brought my Nissan pathfinder here after being told that it needs a new transmission. They rebuilt our transmission in 3 days. Des provided great support after we hit a snag with the vehicle. He followed up and made sure we were completely satisfied. If you need transmission work, look no further.
Date: May 16, 2023
Website: Google
Transmission Service
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