It is never relaxing to discover a noise from your car you don’t know where from. So what if you notice a serpentine belt noise that stays on your Ford Expedition? It is highly possible that this is a minor trouble, but before being sure, it is better to operate some investigations. If this belt noise comes from your serpentine or driving belt, our team has written an article to help you locating and solving it. First, we will look at the serpentine belt noises on your Ford Expedition and then we will check out the sources of these noises.
I feel noises from serpentine belt Ford Expedition
The best method to check the state of your belts is to listen to your car. As soon as you find noises 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 Ford Expedition is to transmit 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 overall performance of your car. The serpentine belt is said to be asynchronous, i.e. unlike the timing belt, it has the ability to drive different engine elements at variable speeds.
I discover squealing noises on my serpentine belt Ford Expedition
This type of squealing belt noises on Ford Expedition, which will often be acute, can usually occur when the engine is cold, or when the acceleration increases in intensity. . This type of noise must be significant and it is normally quite simple to associate 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 accessible, it should not be too difficult for you to point a belt noise on your Ford Expedition. The reason of this trouble can be related to the damper pulley, which acts 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 Ford Expedition 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 verify the state of your belt (crack, crack), if this is the case replace it, otherwise simply tighten the belt.
I discover loud serpentine or driving belt noises Ford Expedition
Just like squealing, a driving belt noise on your Ford Expedition that sounds like a loud grinding sound can express a lot about its state. It is therefore essential 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 properly. Other alternatives, the dynamic belt tensioner or the disengageable pulley of the alternator may be at the origin of this trouble. Remember to verify first the serpentine/driving belt which in most cases is the reason of this trouble, otherwise it will be necessary to replace the tensioner or pulley.
I discover bearing noises on the serpentine belt of my Ford Expedition
Finally, if in your case you distinguish a bearing belt noise on Ford Expedition, 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 prescribed 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 alternatives, you still identify a belt noises, read our article about timing belt noises on Ford Expedition which could maybe help you.
