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AC compressor is locked up.

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Q: Why does the belt break when ac is turned on?
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What would cause a squealing noise when the ac is turned on?

check a/c compressor and belt.


What would cause a Mitsubishi 3000 GT to stall when you turn on the AC?

The AC pump is bad. When the AC is turned on the pump tries to turn, because it is bad the extra strain on the motor causes it to stall. Be carely this can break or through a belt. In short its like putting a "brake" on your motor.


How can i tell if the ac clutch is engaged?

With the ac off your clutch the outer non belt driven part will not be turning. When it is turned on it will start to spin.


What is the Difference between ac belt and alternator belt?

In some cars. one belt drives both the alternator and the air conditioning. In other cars, each has its own belt. Depends on the car. The alternator belt runs whenever the engine is running, the AC belt turns, but is only running under load when the AC compressor is turned on to get cold air.


What causes Squealing noise on a Nissan sentra when the ac is turned on?

Check for a slipping drive belt between encine crank pulley and AC compressor pulley.


Why would the AC belt keep breaking after having the belt tensioner for the AC replaced on a 2000 Chevy Silverado?

Replace your a/c evaporator filter under dash. Liquid refrigerant is getting back to compressor causing belt to break.


What causes Sqealing noise on a Nissan Sentra when the ac is turned on?

Belt slipping? due to bad adjustment or glazing


Why would a 1997 Dodge Neon make a screeching and rattling sound whenever you reverse and turn the wheel?

power steering fan belt. It happened to my neon whenever the air was on. Try driving without the air on, if it runs fine then it is the fan belt. Mine squeeled when i turned on the ac and when i turned...$10 for a new AC belt and $40 service fee to have it installed. My car no longer sqeeks, and the AC is WONDERFUL!


Why does the engine squeel when a.c is turned on on a grand marquis?

Most likely the ac belt is loose and needs to be tightened or replaced.


How do you change a AC belt on 90 Acura?

You need to loosen the belt tensioner. There is a large bolt that needs to be loosened in the center of the tensioner pulley. Then the small vertical bolt is turned in the direction to loosen the belt. After the tensioner is loose replace the belt and retension it.


What could cause the AC belt to break repeatedly after having the belt tensioner replaced?

The compressor or it's pulley may be locked up or there may be something not aligned properly.


How do you change out ac belt for 2001 Tahoe?

The ac belt has a tensioner that is accessed from below, and takes a tensioner tool to loosen. Remove the serpentine belt, release tension on the ac belt then the belt can come off for replacement.