Car Belt Pulley Noise
Check belts for worn edges and ribs deterioration check pulleys for wobblebolts tq specs check coolant pump with VCDS for proper ops and maybe use a statoscope or long screw driver to ear to pin point the noise with extreme caution while car is up on a rack. Your motor belts generate a screech or squeal noise most of the time because the rubber belt is slipping on the metal pulley which causes noise in the same way that your tires spin on the road. How To Tell If Your Drive Belt Or Fan Belt Is Bad Automotive Mechanic Car Mechanic Automotive Repair The loose pulley can make chattering noises as it spins and the vibration can knock the serpentine belt off. . Here are the most common causes of idler pulley noise. This will likely be the beginning stages of idler pulley problems or problems with the serpentine belt. Similar to when your tires squeal on the pavement this slip causes a. These parts tend to wear out. If the pulle...