The squealing noise from your car's AC when you turn it on could be due to a worn-out or loose drive belt, which may need to be replaced or adjusted by a mechanic.
"Squealing" is usually from the belt or brakes. use belt conditioner to stop a squealing belt.(usually sold at walmart) you can probably figure out how to stop squealing brakes. but if not they need to be replaced. people need to start reading those owners manuals the car comes with.
AC Compressor
Get the widest, stickiest tires you can and it will pull harder without squealing.
Your AC compressor may be squealing due to a worn-out belt or a malfunctioning compressor. To fix it, you can try replacing the belt or having a professional inspect and repair the compressor if needed.
Nope.
NO
check a/c compressor and belt.
If your AC unit is making a squealing noise, it could be a sign of a belt issue or a problem with the fan motor. It is important to turn off the AC unit and contact a professional HVAC technician to inspect and repair the issue to prevent further damage.
Replace it.
Your AC may be squealing due to a worn-out or loose fan belt. To fix it, you can try tightening or replacing the fan belt. If the issue persists, it's best to consult a professional HVAC technician for further inspection and repair.
your ac compressor could be seizing up. happened on my 2003 suburban.