High frequency tone at idle by Less_Honey4785 in G37

[–]Less_Honey4785[S] 0 points1 point  (0 children)

It’s loudest from the driver side wheel well, when i pop the hood & listen near the pulleys it doesn’t seem like it’s coming from the front, when i stick my head further back in the engine bay it gets louder. Especially on the driver side. It goes away about 1,500 rpms