It is never pleasing to listen to a noise from your car you don’t know where from. So what if you identify a serpentine belt noise that lasts on your Chevrolet Cobalt? It is highly plausible that this is a minor problem, but before being sure, it is better to accomplish some checks. If this belt noise comes from your serpentine or driving belt, our team has written a content to help you finding and repairing it. First, we will look at the serpentine belt noises on your Chevrolet Cobalt and then we will take a look at the sources of these sounds.
I feel noises from serpentine belt Chevrolet Cobalt
The best way to check the condition of your belts is to listen to your vehicle. As soon as you notice sounds such as squealing or bells, you should take a closer look to check their source. The job of the serpentine belt or driving belt of your Chevrolet Cobalt is to transfer the movement of the engine to the secondary components that it will supply with energy. Like steering, air conditioning, water pump. Its role is therefore fundamental in the normal operation of your vehicle. The serpentine belt is said to be asynchronous, i.e. unlike the timing belt, it has the ability to drive different engine components at variable speeds.
I listen to squealing noises on my serpentine belt Chevrolet Cobalt
This type of squealing belt noises on Chevrolet Cobalt, which will often be acute, can mostly happen when the engine is cold, or when the acceleration increases in intensity. . This type of sound must be significant and it is normally quite simple to link it with one of these belts. To check, do not hesitate to open your bonnet, engine running cold and check the source of this noise, the serpentine or driving belt being visible, it should not be too difficult for you to point a belt noise on your Chevrolet Cobalt. The cause of this problem can be in connection with the damper pulley, which functions as a damper to eliminate irregularities in the tension in the motor cycle and therefore in the energy transmission to the belt. This results in a loose belt that will jerk. However, you still have the possibility that this phenomenon is annodine. As the serpentine belt of your Chevrolet Cobalt is exposed, it may squeak due to excessive humidity due to weather conditions and it may end with a change in conditions. Keep in mind to check the condition of your belt (crack, crack), if this is the case replace it, otherwise simply tighten the belt.
I listen to loud serpentine or driving belt noises Chevrolet Cobalt
Just like squealing, a driving belt noise on your Chevrolet Cobalt that sounds like a loud grinding sound can reveal a lot about its condition. It is therefore imperative that you look further and locate the cause for this sound that can indicate the end of your belt’s life. Like squealing noise, it can be identified in most cases when cold . It generally means a worn pulley whose streaks no longer allow it to be driven correctly. Other possibilities, the dynamic belt tensioner or the disengageable pulley of the alternator may be at the source of this problem. Make sure you check first the serpentine/driving belt which in most cases is the cause of this problem, otherwise it will be necessary to replace the tensioner or pulley.
I listen to bearing noises on the serpentine belt of my Chevrolet Cobalt
Finally, if in your case you discern a bearing belt noise on Chevrolet Cobalt, it is plausible that it is in connection with a serpentine belt that is too tight . Indeed, it is plausible that its size may be smaller than recommended and cause the entire system to overvoltage, resulting in this whistling noise or slight rolling noise. The risk in this case is that the bearing bearings or the Damper pulley may fail . Remember, therefore, to stretch the belt to limit the risks or to replace it if it is too short. If after checking all thoses possibilities, you still identify a belt noises, read our article about timing belt noises on Chevrolet Cobalt which could maybe help you.
