It is never pleasant to listen to a noise from your car you don’t know where from. Then what if you locate a serpentine belt noise that remains on your Subaru Outback? It is extremely possible that this is a minor trouble, 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 page to support you finding and fixing it. First, we will look at the serpentine belt noises on your Subaru Outback and then we will take a look at the sources of these sounds.
I encounter noises from serpentine belt Subaru Outback
The best method to check the state of your belts is to listen to your vehicle. As soon as you recognize sounds such as squealing or bells, you should take a closer look to verify their source. The job of the serpentine belt or driving belt of your Subaru Outback is to transfer 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 general performance of your vehicle. 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 listen to squealing noises on my serpentine belt Subaru Outback
This kind of squealing belt noises on Subaru Outback, which will often be acute, can mostly arise when the engine is cold, or when the acceleration increases in intensity. . This kind of noise must be heavy 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 source 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 Subaru Outback. The reason of this trouble can be connected to the damper pulley, which functions 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 the possibility that this event is annodine. As the serpentine belt of your Subaru Outback is exposed, it may squeak due to excessive humidity due to weather conditions and it may stop with a change in conditions. Keep in mind to verify the state of your belt (crack, crack), if this is the case change it, otherwise simply tighten the belt.
I listen to loud serpentine or driving belt noises Subaru Outback
Just like squealing, a driving belt noise on your Subaru Outback that sounds like a loud grinding sound can tell you a lot about its state. It is therefore imperative that you look further and locate the reason 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 trouble. Make sure you verify first the serpentine/driving belt which in most cases is the reason of this trouble, otherwise it will be necessary to change the tensioner or pulley.
I listen to bearing noises on the serpentine belt of my Subaru Outback
Finally, if in your case you identify a bearing belt noise on Subaru Outback, it is possible that it is connected to a serpentine belt that is too tight . Indeed, it is possible that its size may be smaller than suggested 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 perceive a belt noises, read our article about timing belt noises on Subaru Outback which could maybe help you.
