It is never pleasurable to perceive a noise from your car you don’t know where from. Then what if you identify a serpentine belt noise that lasts on your Porsche 911? It is highly plausible that this is a unimportant issue, but before being sure, it is better to execute some investigations. If this belt noise comes from your serpentine or driving belt, our team has written a content to help you locating and correcting it. First, we will look at the serpentine belt noises on your Porsche 911 and then we will check out the origins of these sounds.serpentine-belt-noise-porsche-911

I encounter noises from serpentine belt Porsche 911

The best way to control the condition of your belts is to listen to your vehicle. Immediately after you detect sounds such as squealing or bells, you should take a closer look to verify their origin. The role of the serpentine belt or driving belt of your Porsche 911 is to transfer the movement of the engine to the secondary elements that it will supply with energy. Like steering, air conditioning, water pump. Its role is therefore important in the normal use of your vehicle. The serpentine belt is said to be asynchronous, i.e. unlike the timing belt, it has the ability to drive distinctive engine elements at variable speeds.

I perceive squealing noises on my serpentine belt Porsche 911

This sort of squealing belt noises on Porsche 911, which will often be acute, can generally occur when the engine is cold, or when the acceleration increases in intensity. . This sort of sound must be significant and it is often quite simple to relate it with one of these belts. To verify, do not hesitate to open your bonnet, engine running cold and check the origin of this noise, the serpentine or driving belt being apparent, it should not be too difficult for you to locate a belt noise on your Porsche 911. The reason of this issue can be linked to the damper pulley, which works as a damper to get rid of 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 an opportunity that this event is annodine. As the serpentine belt of your Porsche 911 is exposed, it may squeak due to excessive humidity due to weather conditions and it may end with a change in conditions. Remember to verify the condition of your belt (crack, crack), if this is the case swap it, otherwise simply tighten the belt.

I perceive loud serpentine or driving belt noises Porsche 911

Just like squealing, a driving belt noise on your Porsche 911 that sounds like a loud grinding sound can say a lot about its condition. It is therefore necessary that you look further and find the cause for this sound that can signal 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 origin of this issue. Make sure you verify first the serpentine/driving belt which in most cases is the reason of this issue, otherwise it will be necessary to swap the tensioner or pulley.

I perceive bearing noises on the serpentine belt of my Porsche 911

Finally, if in your case you distinguish a bearing belt noise on Porsche 911, it is plausible that it is linked to 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 swap 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 Porsche 911 which could maybe help you.