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Why does the car make a buzzing sound when the air conditioner is turned on?

1 Answers

DiEmersyn

07/30/25 6:21am

The reasons why the car makes a buzzing sound when the air conditioner is turned on are: 1. Abnormal noise from the air conditioning compressor; 2. Abnormal noise from the compressor electromagnetic clutch; 3. Loose, excessively worn, misaligned pulley, or damaged tensioner bearing of the compressor drive belt; 4. Excessive wear or damage to the blower motor. Car air conditioning refers to the air conditioning device installed in the car, and its switch button is the AC key. The functions of car air conditioning are: 1. It can cool, heat, ventilate, and purify the air inside the cabin; 2. Provide a comfortable riding environment for passengers, reduce driver fatigue, and improve driving safety.

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