It is never enjoyable to hear a noise from your car you don’t know where from. Then what if you detect a serpentine belt noise that stays on your Mercedes Benz S Class? It is extremely possible that this is a minor problem, but before being sure, it is better to operate some inspections. If this belt noise comes from your serpentine or driving belt, our team has written a content to support you locating and repairing it. First, we will look at the serpentine belt noises on your Mercedes Benz S Class and then we will take a look at the origins of these noises.
I feel noises from serpentine belt Mercedes Benz S Class
The best method to check the condition of your belts is to listen to your car. Immediately after you recognize noises such as squealing or bells, you should take a closer look to check their source. The role of the serpentine belt or driving belt of your Mercedes Benz S Class is to transmit the movement of the engine to the secondary parts that it will supply with energy. Like steering, air conditioning, water pump. Its role is therefore fundamental in the normal operation of your car. The serpentine belt is said to be asynchronous, i.e. unlike the timing belt, it has the capacity to drive distinctive engine parts at variable speeds.
I hear squealing noises on my serpentine belt Mercedes Benz S Class
This sort of squealing belt noises on Mercedes Benz S Class, which will often be acute, can mostly appear when the engine is cold, or when the acceleration increases in intensity. . This sort of noise must be heavy and it is often quite simple to relate 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 complicated for you to locate a belt noise on your Mercedes Benz S Class. The reason of this problem can be related to the damper pulley, which operates 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 phenomenon is annodine. As the serpentine belt of your Mercedes Benz S Class is exposed, it may squeak due to excessive humidity due to weather conditions and it may stop with a change in conditions. Remember to check the condition of your belt (crack, crack), if this is the case swap it, otherwise simply tighten the belt.
I hear loud serpentine or driving belt noises Mercedes Benz S Class
Just like squealing, a driving belt noise on your Mercedes Benz S Class that sounds like a loud grinding sound can tell you a lot about its condition. It is therefore imperative that you look further and find 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. Remember to check first the serpentine/driving belt which in most cases is the reason of this problem, otherwise it will be necessary to swap the tensioner or pulley.
I hear bearing noises on the serpentine belt of my Mercedes Benz S Class
Finally, if in your case you identify a bearing belt noise on Mercedes Benz S Class, it is possible that it is related to a serpentine belt that is too tight . Indeed, it is possible 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 problem 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 notice a belt noises, read our article about timing belt noises on Mercedes Benz S Class which could maybe help you.
