Why Does the Car Air Conditioner Make a Buzzing Sound?

1 Answers
BrielleFitz
07/30/25 4:34am
Car air conditioner buzzing sound may be caused by the following reasons: 1. The belt has become loose, causing the air conditioner to buzz. 2. Noise caused by damage to the compressor belt tensioner. 3. Buzzing sound caused by compressor failure. 4. When the external circulation is turned on, there will be a blower sound, and the sound appears in the glove box at this time. 5. Abnormal noise generated by the cold and warm switch inside the panel or the internal and external circulation motor failure. Here is more information about car air conditioners: 1. The car air conditioner is composed of a compressor, condenser, throttle element, evaporator, fan, and necessary control components. It is an air conditioning system used to adjust the temperature and humidity inside the car and provide a comfortable environment for passengers. 2. When the A/C switch is turned on, the engine drives the compressor to start working, forcing the refrigerant to circulate in the sealed air conditioning system. The compressor compresses the gaseous refrigerant into high-temperature and high-pressure refrigerant gas and then discharges it from the compressor.
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