Owners of some 2007-08 Ford and Lincoln models with 4.6-liter and 5.4-liter engines may complain of a high-pitched hoot or whistle from the accessory drive belt system at idle. According to Ford Motor ...
Like all things mechanical, the serpentine belt tensioner and idler pulley on C5 engines will eventually wear, develop play, and require replacement. A slight squeaking noise coming from either the ...