When you locate unusual noises on your Chevrolet Cobalt you have a tendency to be anxious. Especially when you feel a noise coming from the release bearing of your Chevrolet Cobalt. It is directly assimilated to an engine problem and can therefore be serious. As we know that you do not take these concerns lightly, we have decided to write this document to help you find the causes and free yourself from this matter as quickly as possible. To do this, we will first concentrate on the purpose and operation of the release bearing of your clutch, and in a second step we will look in detail at the different release bearing noises on Chevrolet Cobalt and their sources.release-bearing-noise-chevrolet-cobalt

What is the function and operation of the release bearing on Chevrolet Cobalt?

Role of the release bearing on Chevrolet Cobalt

The release bearing of your Chevrolet Cobalt has a essential purpose in the operation of your entire gearbox system. In fact, its task is to liberate the gearbox from the rotation of the engine block via its action. This will allow you to shift gears. It is operated by the clutch pedal and then by the release fork, which, when it is activated, will press on the clutch and release the gearbox from engine rotation for you allow you to shift gears on your Chevrolet Cobalt.

Objective of release bearing Chevrolet Cobalt

Let’s now look at the technical side, the release bearing is composed of two parts, a first fixed part that slides only when the stop is pulled, or pushed (determined by its type) and finally a rotating part that is composed of a bearing that will allow it to stay in contact with the mechanism and follow its rotation.
There are two distinct kind of release bearing Chevrolet Cobalt :

  • Pulled release bearing
  • It is the most unconventional of the two kind of release bearing . This one, compared with the hydraulic form, is operated by a mechanical pulling system that will release the clutch disc. In this situation, the release bearing must be mechanically fixed to the mechanism.

  • Hydraulic release bearing
  • The hydraulic release bearing, although more technical, is the type most used in modern vehicles. It is however more elaborate than the pulled release bearing. In fact, it will be composed of a hydraulic tube that will receive the pressure straight from the clutch pedal.
    More conventional clutch stop

Release bearing noises Chevrolet Cobalt and their sources

I feel a release bearing noise on Chevrolet Cobalt every time I drive and it stops when I depress my clutch pedal

If you feel a noise from your gearbox, release bearing or clutch itself when your engine is running, but it ceases when you press your clutch pedal, this noise often sounds like a bell noise, it is highly conceivable that your release bearing is the cause. Make sure that this noise stops when you disengage, in which circumstance it is time to replace the release bearing of your Chevrolet Cobalt.

I feel a release bearing noise when my pedal is up and I feel jolts in my foot

If you feel too much or too little resistance when you press your clutch pedal, and it is connected with jolts that you can feel in your clutch pedal, then the stop/fork release/blades grouping is deteriorated. In fact, this noise often comes from the broken fork that no longer allows the system to work normally.

I feel a grinding noise coming from the release bearing of my Chevrolet Cobalt when I try to shift gears and they do not shift

This matter shows up most often on models equipped with hydraulic release bearing. It is often related to a clutch pedal that has little or no resistance. If you are in this circumstance and you feel a grinding or cracking noise coming from the release bearing of your Chevrolet Cobalt, then you probably have a leak coming from your release bearing. It must therefore be replaced promptly or risk damaging your gearbox in addition to the clutch. If you have a noise coming from the gearbox of your Chevrolet Cobalt and it’s not from your release bearing, check this article to have more informations.