There is a screeching noise from the pulley-belt in my 2015 Volkswagen Amarok. I have changed all the pulleys except the engine pulley. I have even changed the belt several times. It’s not going away.

There's nothing quite like being the smartest one in the garage. You know, like when you hear a squeal under the hood and your buddies are jumping immediately to nonsense like "recommended maintenance ...

I think you should try to find exactly what is making the noise. Is it from the poly-v belt itself, or is it a whine from one of the pulleys it drives? Squirt some water on the belt while running. If ...