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

Author

James Craig

Published Jan 22, 2026

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.

How do I stop my car from jerking when I change gears?

There are some things you can do to avoid jerking the vehicle when operating a stick shift.

  1. Press the clutch pedal to the floor.
  2. Move the stick into first gear and ease onto the gas pedal while slowly releasing the clutch. ...
  3. Pay attention to the jerkiness. ...
  4. Ease off the clutch and onto the gas when shifting gears.

Can dirty transmission fluid cause jerking?

Rough Shifting or Jerking Transmission

Causes of rough shifting include: Transmission Fluid Low or Poor Condition – Vehicles low on transmission fluid or that are operating with worn out or contaminated fluid are likely to experience hard shift conditions.

What are the signs your auto transmission is going out?

Clunking, humming or whining sounds are signs of automatic transmission problems. Faulty manual transmissions will also give off loud machinelike sounds that seem to come out of nowhere. A clunking noise when you shift gears is a telltale transmission situation.

What is transmission shudder?

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.

20 related questions found

What does a slipping transmission feel like?

A slipping transmission tends to feel like your car is jerking or surging. You might even notice that the engine revs to a high RPM between gear changes. As you are driving, the transmission should be providing constant power to the wheels.

What would make a car jerk when accelerating?

Dirty Fuel Injectors

Dirty fuel injectors are among the most common reasons for why an accelerator becomes jerky. The dirty injector leads to your car losing power when you attempt to accelerate while at a stop and when you try to drive at a consistent speed. This is the result of an engine misfire.

What causes a jerky transmission?

Worn fluid can lead to hard shifts

The fluid's frictional properties play a vital role in ensuring the clutch plates bind together properly and gear shifts occur seamlessly. Over time, the fluid's frictional properties can degrade, leading to hard, jerky or inconsistent shifts.

Why does my transmission jerk when I slow down?

In short, the possible causes of your car jerking when it is slowing down are failing transmission, leaking transmission, worn clutch, faulty torque converter, leaking engine mounts, worn engine mounts, or a damaged turbo.

When your car is jerking What does that mean?

Car jerking is a common problem with many different factors that can contribute to the cause. Worn Out Spark Plugs. Dirty Fuel Injectors. Damaged Acceleration Cable. Blocked Fuel or Air Intakes.

Why does my automatic car judder?

What could the problem be? Along with faulty spark plugs, a build-up of dirt and grime is the likely cause of cars stuttering when idle. A clogged filter or fuel injection system can starve your engine of fuel or oxygen, causing your car to judder and shake.

Why does my transmission slip when I turn?

So, why do transmission slips when turning left? Mostly, the vehicles having automatic transmission face this problem. The reason behind this can be the overflowing of the gear oil. This can also happen if the gear oil is low.

Can transmission problems cause shaking?

Some simple warning signs that the transmission is having problems: Transmission is slow to respond when shifting. Grinding, shaking, vibrating.

Will changing transmission fluid stop shuddering?

Yes, changing transmission fluid or performing a transmission flush will help fix most torque converter shudder problems.

Can I 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.

Can a clogged transmission filter cause shifting problems?

3. Shifting Issues. When the transmission fluid isn't clean or is blocked by a clogged filter, the internal components won't have the lubrication they require to function properly. This could lead to shifting issues, grinding gears, slipping transmission or other common symptoms of transmission problems.

How much would it cost to fix a slipping transmission?

Average transmission repair costs range from $300 to $1,400. For example, if your manual transmission needs a new clutch, you can reasonably expect to pay around $800 to $1,500. On the other hand, transmission replacement is one of the most expensive repairs you can get. Replacements can range from $1,800 to $3,400.

How do you know if your automatic clutch is bad?

8 Signs of a Bad Clutch

  1. Weak Acceleration. ...
  2. Grinding Gears. ...
  3. Loose Clutch Pedal. ...
  4. Sticky Clutch Pedal. ...
  5. Other Noises. ...
  6. Won't Shift into Gear. ...
  7. Won't Stay in Gear. ...
  8. Burning Smell.

How do you tell if you need a new clutch automatic?

4 signs that you may need a clutch

  1. Clutches, like other car parts, wear down over time. There isn't a way to stop this, although you may be able to lengthen a clutch's life, by not riding the clutch constantly. ...
  2. Stuck or Sensitive Clutch. ...
  3. Slipping Clutch. ...
  4. Burning Odor. ...
  5. Smoke Signals.

What are the signs of a bad flywheel?

Symptoms of a bad flywheel

  • Abnormal noise when starter motor is engaged.
  • Rattling noise when depressing or releasing clutch.
  • The clutch "grabs" when engaging.
  • Car slips out of gear, going into neutral or another gear.
  • Shaking or vibration felt through the clutch pedal or floor of the vehicle.
  • Burning smell from clutch.

What are the top 5 signs of transmission problems?

Top 5 Signs of Transmission Trouble

  • Grinding Noises. One of the more common symptoms of transmission trouble is a grinding noise that occurs during shifting. ...
  • Burning Odor. Transmission fluid often smells tart or slightly sweet. ...
  • Transmission Warning Light. ...
  • Delayed Shifting. ...
  • Transmission Fluid Leak.

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.

Can you fix a transmission without replacing it?

So, yes, there are some car repairs that can be done without replacing the part in question, like electrical components of your transmission, or the external components like bushings and shifter cables. Some bad news for you: everything with your car's transmission cannot be fixed from the outside.

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.