Check your alternator belt, it maybe loose or your alternator is freezing up
Like a cat screeching, very loud!
whst causes screeching sound when i turn the key in my car?
Cockatoos make a loud screeching sound. They are also effective imitators of human speech and whistling.
A typical barn owl call sounds like a high pitch screeching sound and is pretty loud.
your brake pads could be worn out.
noisy screeching
why does my starter make a loud screeching noise when i start it?
fan clutch
A vehicle's starter will being making a loud screeching noise if it does not align properly with the flywheel. It slams against the flywheel and grinds against the surface.
If the sound is like a loud screeching. That comes on and off. Then one of your belts is rubbing and might be damaged. So i suggest that you inspect them.
I'm not a mechanic / technician but I believe that would be a throwout / release bearing problem on your clutch
A pig grunts or squeals