Compressor locked up.
The cause of a loud screeching noise when a person turns the wheels a little, could be due to the lack of power steering fluid. It could also be due to worn belts.
Fruit bats.
why does my starter make a loud screeching noise when i start it?
You probably have a bad bearing.
It could be a couple of things but by tour description of a screeching sound, it sounds like it could be the fan out of alighnment, which is pretty common
The screeching noise is most likely the blower motor. Either the motor itself is bad or the fan blades are striking the housing. Run the heat without defrost and see if the noise is the same. Also check at different fan speeds to see if the noise changes.
you have a small cat stuck under your car
a screeching noise
POTATOES and YOUR MOM
under the dash? could be seat warning/door buzzer going wacky. under the hood? could be coolant fan running tight. need more info.
A pig grunts or squeals
Eagles make a screeching noise