What noise comes from timing belt?
A squealing noise could be from a lack of tension between the belt and pulleys. Worn belt ribs and a misaligned belt can result from an improper installation that can cause an annoying chirping sound. Timing belts are known to occasionally have a ticking sound as well that can stem from low engine oil or other issues.
Can a tight belt cause squeaking?
The belt can slip if it's too lose causing the squeal, or if it's too tight, squealing can occur if bearings have worn on an accessory, pulley, or tensioner. Best to check all rotating components when you do the belt change.
What does a noisy belt sound like?
There are two types of noise that a serpentine belt typically makes. One is the chirp, the other is the squeal. They each are the result of different issues within the front end drive system.
What does a timing belt tensioner bearing sound like?
A bad tensioner will usually be accompanied by noise. This noise could be some type of squealing or rattling coming from the timing cover area. Also, when your timing belt is loose, it will cause some drivability issues usually under high load or high rpm.