Transmission Repair & Service Kingston, 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
My girlfriend and I had...
Phillip Scott
My girlfriend and I had to have the flex plate/ flywheel replaced on our 2017 Dodge Journey SXT. We both said “ oh great , we won’t be able to afford to have it fixed. The finance company that financed the car has a list of approved locations that they send customers to for repairs. We have an extended warranty on the car. Thats another story altogether. The first place we took it to ( won’t name the company because that’s going to be a separate review) quoted us $2,300 to fix it with parts and labour. We figured because it was transmission related, we figured that was acceptable. Then we found out that the extended warranty wouldn’t cover it. On top of that, they never took it for a road test. This is where MR. TRANSMISSION comes into play. They are also an approved repair location. We took it there, explained what was the problem was. First thing they did and said was that they were going to take it for a road test, to confirm what the issue was at no charge whatsoever. They confirmed that it was indeed the flex plate / flywheel . Here is where we decided that MR. TRANSMISSION was going to get all of our future business. They quoted us $1,358 including taxes, parts and labour. They also confirmed that the extended warranty wouldn’t cover not cover the cost of the repairs. Now here is where things got even better for us. They deal with a 3rd party warranty/ insurance company that covers repairs, and they approved the repairs for us. All we had to pay was a $53 deductible. Then make bi-weekly or monthly payments. So there was more than $1,000 dollars difference between the 2 separate quotes and they gave us a 1 year warranty on the repairs, no questions asked. So hats off to MR. TRANSMISSION for the awesome customer service and professionalism. They went the extra mile for us. Also a big thank-you to Jennifer for walking us through the process and keeping our frayed nerves to a minimum. JOB WELL DONE MR.TRANSMISSION
Date: May 7, 2026
Website: Google
My girlfriend and I had...
Phillip Scott
My girlfriend and I had to have the flex plate/ flywheel replaced on our 2017 Dodge Journey SXT.We both said “ oh great , we won’t be able to afford to have it fixed.The finance company that financed the car has a list of approved locations that they send customers to for repairs. We have an extended warranty on the car. Thats another story altogether.The first place we took it to ( won’t name the company because that’s going to be a separate review) quoted us $2,300 to fix it with parts and labour. We figured because it was transmission related, we figured that was acceptable. Then we found out that the extended warranty wouldn’t cover it. On top of that, they never took it for a road test.This is where MR. TRANSMISSION comes into play. They are also an approved repair location.We took it there, explained what was the problem was. First thing they did and said was that they were going to take it for a road test, to confirm what the issue was at no charge whatsoever.They confirmed that it was indeed the flex plate / flywheel .Here is where we decided that MR. TRANSMISSION was going to get all of our future business.They quoted us $1,358 including taxes, parts and labour. They also confirmed that the extended warranty wouldn’t cover not cover the cost of the repairs.Now here is where things got even better for us.They deal with a 3rd party warranty/ insurance company that covers repairs, and they approved the repairs for us. All we had to pay was a $53 deductible. Then make bi-weekly or monthly payments.So there was more than $1,000 dollars difference between the 2 separate quotes and they gave us a 1 year warranty on the repairs, no questions asked.So hats off to MR. TRANSMISSION for the awesome customer service and professionalism.They went the extra mile for us.Also a big thank-you to Jennifer for walking us through the process and keeping our frayed nerves to a minimum.JOB WELL DONE MR.TRANSMISSION
Date: May 7, 2026
Website: Google
Very good service! Thank you!
Mike Wilmade
Very good service! Thank you!
Date: April 15, 2026
Website: Google
Fair price, timeley & fit...
Kym Murphy
Fair price, timeley & fit our schedule! My questions wernt brushed aside with rushed answers that went over my head, I appreciate that
Date: March 20, 2026
Website: Google
amazing experience! I recently brought...
Kirsten Hasler
amazing experience! I recently brought my 2018 GMC Sierra to Mr. Transmission, Matt was amazing to deal with, my truck was having issues with the torque converter shutter over 100km/h and a hard shift between 1st and 2nd gear. Matt and his team did a rebuild on the transmission, explained everything in detail and had different options and they were extremely patient and understanding when it came to warranty, and picking/dropping off the truck! definitely a happy customer!!!!
Date: December 3, 2025
Website: Google
I recently had my car...
Olivia
I recently had my car into a shop to replace my wheel bearing, I got a call that a seal on my transmission needed to be replaced and was leaking and would need to go to a transmission shop, which caused some stress as it’s a month before birthdays/christmas. My shop told me they had called Matt at Mister Transmission who could get me in the next week if I wanted, one sigh of relief as I’ve heard good reviews. I phoned Matt got an appointment set up and dropped my car off. Matt and his staff looked at my car and gave me a quote and said he could get it done the next day. I gave the go ahead and they completed the work, he pointed out some issues he found while it was on the hoist which was appreciated. My car is fixed, my transmission was saved and the communication was amazing during the process. Huge shoutout to Matt and his staff for relieving some of the stress that comes with hearing “transmission work”!
Date: November 16, 2025
Website: Google
I recently had my car...
Olivia
I recently had my car into a shop to replace my wheel bearing, I got a call that a seal on my transmission needed to be replaced and was leaking and would need to go to a transmission shop, which caused some stress as it’s a month before birthdays/christmas. My shop told me they had called Matt at Mister Transmission who could get me in the next week if I wanted, one sigh of relief as I’ve heard good reviews. I phoned Matt got an appointment set up and dropped my car off. Matt and his staff looked at my car and gave me a quote and said he could get it done the next day. I gave the go ahead and they completed the work, he pointed out some issues he found while it was on the hoist which was appreciated. My car is fixed, my transmission was saved and the communication was amazing during the process. Huge shoutout to Matt and his staff for relieving some of the stress that comes with hearing “transmission work”!
Date: November 16, 2025
Website: Google
I recently had my car...
Olivia
I recently had my car into a shop to replace my wheel bearing, I got a call that a seal on my transmission needed to be replaced and was leaking and would need to go to a transmission shop, which caused some stress as it’s a month before birthdays/christmas. My shop told me they had called Matt at Mister Transmission who could get me in the next week if I wanted, one sigh of relief as I’ve heard good reviews. I phoned Matt got an appointment set up and dropped my car off. Matt and his staff looked at my car and gave me a quote and said he could get it done the next day. I gave the go ahead and they completed the work, he pointed out some issues he found while it was on the hoist which was appreciated. My car is fixed, my transmission was saved and the communication was amazing during the process. Huge shoutout to Matt and his staff for relieving some of the stress that comes with hearing “transmission work”!
Date: November 16, 2025
Website: Google
Happy with the outcome! Recently...
Corylapointe94
Happy with the outcome! Recently my GMC Sierra developed transmission problems. Engine light on dash confirmed a transmission temp sensor failure. It also had dreaded Chevy shutter at slow speeds. Other shops wanted to charge me just to diagnose the problem. Mr. Transmission did so at no cost! Matt was great. He explained my options and didn't pressure me into the $8000 rebuild. I decided to take a chance on the less expensive option. Changing the fluid, filter and replacing the temp sensor assembly. He told me that once they started if anything major shows up he would call and we could consider the next course of action. I got lucky for now. Everything went well. The truck is running much much better. Best part the total cost spent was a little less then quoted.
Date: October 22, 2025
Website: Google
Happy with the outcome! Recently...
Corylapointe94
Happy with the outcome! Recently my GMC Sierra developed transmission problems. Engine light on dash confirmed a transmission temp sensor failure. It also had dreaded Chevy shutter at slow speeds. Other shops wanted to charge me just to diagnose the problem. Mr. Transmission did so at no cost! Matt was great. He explained my options and didn't pressure me into the $8000 rebuild. I decided to take a chance on the less expensive option. Changing the fluid, filter and replacing the temp sensor assembly. He told me that once they started if anything major shows up he would call and we could consider the next course of action. I got lucky for now. Everything went well. The truck is running much much better. Best part the total cost spent was a little less then quoted.
Date: October 22, 2025
Website: Google
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