High squeal from engine area

Being it is a van and the engine is close to the dash the sound is probably a belt.

My best guess if not a belt would be a bearing, water pump, alternator, power stearing pump, AC compressor all can make that noise.

Seven ways to pinpoint that high-pitched, whining noise

www.losaltosonline.com/special-sections2/sections/on-the-road/45742-

Oct 2, 2013 - I recently had new fan belts installed after hearing a high-pitched, ... Do you hear the noise when the engine is running and the vehicle ... Just replaced water pump (and timing belt) yesterday and squeal ... When driving it make a noise but change out and caught speed the noise is coming from driver side.Missing: 1999 ‎plymouth ‎breeze

What is causing that irritating noise? ' DSMtuners

Troubleshooting Strange Sounds Coming from Your ...

www.dummies.com/.../troubleshooting-strange-sounds-coming-from-yo...

You hear a high-pitched squeal that stops when you shut off your engine: Readjust or replace the belt. These belts should have about half an inch of play and ...Missing: 1999 ‎plymouth ‎breeze

High pitched squealing is usually metal on metal. Check bearings and brake pads in area of noise location.

check vacum pipes

The engine serpentine belt may be worn or wet. The belt slips, causing a high pitched squealing or whistle noise. The other possiblility is a bearing beginning to go out on one of your belt driven components

sounds like u may have a hole somewhere or maybe turbo aint getting enough oil does it sound like a turbine ?

hey not sure if its totally right but the high pitch squeal at when its idleing could be the tentioner pulley bearings on the engine belt not sure about the whining noise when its shut off

have Your alternator belt checked for the propper tension:]

Maybe yall should check the power steering pump.Hubby said it could be that. Repost and let us know if and when yall get it fixed!