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What is transmission shudder?

Author

Rachel Ellis

Published Jan 20, 2026

What Is a Transmission Shudder? Also known as a torque converter shudder, a transmission shudder refers to when your vehicle's transmission begins to noticeably shake or tremble convulsively.

What does transmission shudder sound like?

Initially, you may notice a whine, or a light rattle while idle. If you feel a tremble when driving around 30 to 45 miles an hour this could be an indication that your torque converter is going bad. A torque shudder, especially on smooth surfaces can be another symptom.

How much does it cost to fix a transmission shudder?

On average, torque converter shudder repair costs about $187.50. Torque converter shudder repair costs ranged from $125 to $250 for the US in 2019. This is the cost to flush out your transmission and refill it with new transmission fluid.

How do you fix a transmission shudder?

Changing The Gasket

The gasket is an easy fix, you just need to unbolt the screws and remove the pan. In the pan, you may notice some metal shavings. These shavings are probably causing your transmission shudder. Clean them off with a paper towel and then scrape the old gasket out of the pan.

Can you drive with transmission shudder?

Your transmission may fail if you continually drive with the shudder. It is likely that a transmission will have to be rebuilt, repaired, or replaced if it leaks.

39 related questions found

Does transmission shudder fix work?

The shudder is gone. The transmission works perfectly. The very valid question is whether this fix will last. These products typically work by causing materials (primarily seals) in the transmission to swell, and therefore seal better.

What does transmission slipping feel like?

When the transmission slips, it might feel like the vehicle is slow to respond. Sometimes it doesn't respond at all when you press the gas pedal. The noticeable change in the transmission's performance might be accompanied by a noise or change in pitch as it changes gears.

What causes CVT shudder?

The automatic transmission (CVT) can have a "shudder" due to a worn start clutch. Replacing the start clutch should correct this type of shudder condition.

What would be the most likely cause of a transmission vibration?

Worn shocks can cause your transmission to vibrate. If you find your transmission and car start to vibrate during travel on uneven or bumpy roads, this is because your shocks no longer operate at peak efficiency. A bad steering stabilizer can cause similar symptoms.

What are the signs of a torque converter going out?

6 Signs of a Failing Torque Converter

  • Loss of Acceleration. ...
  • Slipping Between Gears. ...
  • Vehicle Won't Shift at All. ...
  • Transmission is Overheating. ...
  • Transmission Fluid Leak. ...
  • Bad Transmission Fluid.

Is it cheaper to rebuild or replace a transmission?

A transmission replace is the most expensive option when fixing your transmission. In many cases you will hear this referred to as “re-manufactured.” Basically, the manufacturer will replace parts that have gone bad with modified parts. This is an option if the transmission is too damaged to even consider a rebuild.

Is it worth fixing a transmission?

Rebuilding a transmission can save you a lot of money over the short-term, while keeping car payments out of your monthly budget. For many, rebuilding their transmission is worth the initial cost. Rebuilding a transmission may cost you twenty-five hundred dollars or more, which is a significant chunk of change.

Can bad transmission fluid cause shaking?

Low automatic transmission fluid can cause shaking. If the shaking is accompanied by the check engine light, it's time to visit a mechanic. Drivers of manual cars might discover their clutch master cylinder is the source of the shaking.

Can you replace just the torque converter in a transmission?

The good news is, if it is just your torque converter that is having issues since it's a self-contained unit, you may not need to replace or rebuild your whole transmission. Torque converters can be serviced or replaced as a single unit.

How much does it cost to replace a torque converter?

Most auto repair shops will charge someone anywhere from $600 to $1000 for a torque converter replacement job. If you would rather do the replacement job yourself, then a new torque converter will cost anywhere from $150 to $500. The exact cost depends on the make and model of your vehicle.

How often should the transmission fluid be changed?

Manual transmissions generally need transmission fluid changes more frequently than automatic transmissions. The average recommended interval for manual transmissions is around 30,000 to 60,000 miles. For automatic transmissions, the recommended interval is around 60,000 to 100,000 miles.

Why does my car shudder when accelerating?

One reason your car could be shaking with acceleration is that the engine's mounts are broken. If even one of the motor mounts is broken, this could occur, and puts more stress on the remaining mounts. Replacing broken motor mounts is one way to stop vibration during acceleration.

Why does my car shudder when I take off?

It could be due to worn-out friction material or a pressure plate defect (or combination of both). It could also be caused by an oil leak contaminating the clutch plate. If there is a fault with the clutch, you will need to find out whether it's a mechanical issue or whether the clutch facing has been contaminated.

What are the signs of low transmission fluid?

In the meantime, it's a good idea to familiarize yourself with the tell-tale signs that you may be low on transmission fluid.

  • Noises. ...
  • Burning Smell. ...
  • Transmission Leaks. ...
  • Slipping Gears. ...
  • Slow Gear Engagement. ...
  • Vehicle Accelerates Poorly. ...
  • Check Engine or Transmission Warning Light Is On.

How long will a CVT transmission last?

CVT transmissions last just as long as a traditional automatic transmission and are designed to last the full life of the vehicle. The typical CVT has a life expectancy of at least 100,000 miles. Certain models like the Toyota Prius commonly last well over 300,000 miles.

Is CVT shudder normal?

Shuddering is also a common problem. Since CVTs depend on the belts to operate, if these suffer from excessive stretching or too much wear, the transmission can completely fail. AutoDNA explains common CVT Cons include: They have no feeling of connection between the accelerator and the engine during acceleration.

Is it worth replacing a CVT transmission?

The CVTs won't last nearly as long as the standard automatic transmissions, and it's not surprising if they fail to run for more than 100K miles or less. Additionally, when they fail, nine times out of ten they will need replacing and not repair.

Can a transmission flush Fix slipping?

Can a Transmission Flush Fix Slipping? A. Yes, your fluid might be the issue, whether it's contaminated, too high, or too low. However, a flush is typically done with a professional machine at a shop, so it's not an easy home garage job.

Can I drive with a slipping transmission?

To put it briefly, no you should never drive your vehicle if you believe there to be an issue with your transmission in any case. Once a transmission starts slipping it needs to immediately be repaired. Every time you drive it after you feel your transmission slip, it is a risk.

Why does my car jerk when shifting gears with an automatic transmission?

Automatic transmissions that shift hard, jerk or shake during a shift change may mean your transmission fluid needs changed or fluid level is low. In manual transmission vehicles, abnormal gear shifts could indicate damaged gear synchros, worn clutches or other, more severe issues.