Posted on 10/31/2022
The serpentine belt, also known as the drive belt, is a vital part of the accessory drive belt system. This system consists of the drive belt, idler, accessory pulleys, and tensioner. The inside of the serpentine belt has ribs or grooves for better grip but is usually smooth on the outside. The drive belt wraps around idler pulleys that maintain its snake-line configuration, and around accessory pulleys of the belt-driven components, it helps to power. These include the alternator, air conditioning compressor, power steering pump, cooling system water pump and air pump. Signs of a Failing Serpentine Belt Squealing or Squeaking Noise A squealing noise from the front of your vehicle is normally a sign of a failing serpentine belt. The noise is caused by slippage or misalignment of the drive belt. If the belt breaks completely, it will cause a flapping or flopping sound. Loss of Air Conditioning or Power Steering If your drive belt malfunctions, it wi ... read more