Idler Pulley Noise A Step-by-Step Guide to Diagnosis and Repair

Spray the base of all pulleys (pulleys inside and outside the enclosure) with electrical contact cleaner or pressurized air to remove built up debris. 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) ... Replace entire belt tensioner and might as well replace the idler too. Tensioner is short. Also, aftermarket belts are more prone to noise. Should be no noise, should be smooth and no slop. All of the items that touch the belt except the crank pulley can make noise that changes with ... One common bad idler pulley symptom is unusual chattering, chirping, or squealing sound from the car. A chattering loud noise typically indicates a loose or ... Sounds like an idler pulley to me; my Civic made a very similar sound at idle before replacing it. If the bearings in your pulleys go bad, it ... A lot of times that little idler pulley will give you all kinds of little signs that it's going to go bad. You hear squeaking, squealing, ... I'm trying to track down a noise from what I think is coming from an islet pulley or the tensioner pully on the serpentine belt. It's kind of a cross between a ... need to quiet this customer's loud fan belt tensioner pulley. It's a simple trick to grease idler pulleys. Don't buy a new idler pulley for ... If you hear a chattering noise, it's most likely a pulley that's either too tight or too loose. If it sounds like squealing, your pulley might ...