2003 Ford Mustang GT Q&A
2003 Ford Mustang GT Question: Buzzing noise from upper engine
My wifes GT is making a buzzing noise whenerver its on. One friend said it might be the altinator and another says it might be the power steering pump, but it constantly makes that noise not just when she turns. - Visitor
I'd lean towards the power steering pump making the noise (normal operation), but really a first hand inspection would be in order to see what it really sounds like. https://repairpal.com/directory?address=78660&car_brand_names=Ford Click that link to find some shops near you. - DaveJHM
4.0L V6 engines may develop a buzzing type noise from the upper engine area at about 1900 RPM, under light acceleration. Our technicians tell us this can be caused by loose ignition coil bracke...