Is a vibrating clutch after gearbox replacement normal?

No, that is NOT normal. Something is now wrong with the clutch as it should work fine from the start after a repair. I suspect that the clutch may have become contaminated with oil or grease during the transmission swap out or possibly re-installed improperly.

Why is my new clutch vibrating?

If you’re experiencing more of a chatter or jitter upon engagement of the clutch, the causes can range from misalignment, oil/grease contamination, a warped flywheel or damaged disc. The first step to solve chatter or jitter is to inspect all of the components for damage.

Why is my manual transmission vibration?

Improperly installed or worn-out U-joints can also cause transmission vibration, regardless of speed or road quality. You can tell if your U-joints are bad or incorrectly installed if you hear a thudding sound when the transmission changes gears. The same thudding sound can be heard when suddenly changing speeds.

Can a gearbox cause vibration?

Transitions into gear and between gears will cause some vibration at first; but then, as the problem persists, gear changes become more jarring and cause shaking. You should take your car to an AAMCO shop to be checked and serviced.

Can a bad clutch cause car vibration?

Warping of the Clutch Disc

To work properly, the contact surfaces must be smooth and flat. If the clutch disc becomes warped due to wear or overheating, it won’t engage smoothly. The result of a lack of smooth engagement with the flywheel and pressure plate is chattering, vibration, and pulsation in the pedal.

Is it my clutch or gearbox?

There’s a simple test you can perform that will identify either way. Turn the engine off and see if you can select a gear. If you can then it’s usually clutch trouble; if you can’t then the problem will lie with the gearbox or gear linkage.

How do you fix a clutch shudder?


  1. Replace the clutch disc/kit.
  2. Inspect the rear main seal for leaking – replace if necessary.
  3. Inspect front gearbox seal – replace if necessary.
  4. Inspect any other engine oil leaks which could compromise the gearbox bellhousing (i.e sump gasket, rocker cover etc)

How should a good clutch feel?

The clutch feels soft

The clutch should take a bit of pressure to move, and when you press down, you should be met with some resistance. If the clutch pedal feels ‘spongey’ or feels like you’re pushing it into a block of warm butter, your clutch is likely going to need to be replaced soon.

Do new clutches need to be broken in?

Yes, there are performance clutch companies out there that skip this critical step. Once you have those perfect surfaces, you can achieve the proper break in and seating.

Is a new clutch supposed to be soft?

This is normal. As the clutch wears the pedal gets firmer. New clutch will always have a soft feel.

How do you know when your clutch is out of adjustment?

Signs Your Clutch Is Going Bad and Needs to Be Adjusted or…

  1. Acceleration Problems. Oftentimes, a clutch that is wearing down won’t catch, and you will end up with acceleration problems. …
  2. Hard Gear Shifts. …
  3. Slipping Clutch/Gears. …
  4. Squeaking/Grumbling Noises. …
  5. Stickiness or Sponginess.

What is clutch rattle?

Increased gear rattle noise may occur when changing to an aftermarket performance clutch and/or flywheel, including ACT’s products. The most common gear rattle noise occurs when a vehicle is idling in neutral after a long drive or on a hot day. It sounds like a light knocking or growling sound.

How do you adjust a new clutch?

It's a very common misconception that hydraulically actuated clutch systems do not need to have any kind of adjustment made or that they are self adjusting.