Uncover the Secrets of Idler Pulley Noise Reduction

To narrow down chirps or squeals, you can take a spray bottle full of water and spray a stream onto each belt just ahead of each pulley. When ... The timing belt got replaced half a year ago by previous owner. Not sure how good the job was done though... I will try out what you said and see if that's still ... Any problem in the system will create idler pulley noise, indicating there is something wrong with the pulleys. A bad pulley may create plenty of troubles, ... take off the serp belt and spin the tensioner pulley. if it's spins rough or noisy, replace it. I replaced mine with Dayco 89055 pulley rather ... If the pulley is already making noise, then sooner or later you will need to replace it. Replacing this and/or the "fan pull bracket" (tensioner) ... One of the common bad idler pulley symptoms is when the engine belts start producing a squealing sound. ... noise” from one of the engines serpentine belt idler pulleys. While most cars have just one idler pulley, the DB9 has three (3) plus the I am also experiencing an intermittent rumbling noise at highway speed. There is no vibration in the steering wheel, just a low droning noise. example vehicle 2002 Dodge Ram 1500 5.7L Hemi how to figure out which pulley on car is bad or squeaking #Dodge #HowTo #Automotive. It could be the bearing in the pulley that broke and is causing that as well, and when the engine warms up the grease in the pulley makes it less apparent.