Where does the squealing sound come from in a car?
Where does the squealing sound come from in a car? These sounds are centrally located near the front of the engine. With the engine off check the tension of the serpentine belt. It should be at medium tension. A loose or worn belt can make a loud squealing or chirping noise. Why does my Ford engine make a humming noise? Engine Humming or Honking The IAC motor (idle air control) controls idle air to the engine. When an IAC motor fails it creates a loud humming sound when it fails. This is a common problem with Ford engines meaning the...