What Causes Abnormal Noise in Car Air Conditioning Blower?

1 Answers
Boromir
07/30/25 8:15am
Car air conditioning blower abnormal noise is caused by: 1. Dirty air filter; 2. Debris in the blower fan blades; 3. Deformation of the car air conditioning fan blades or damage to the fan motor; 4. Wear of the clutch bearing in the air conditioning pump; 5. Loose screws in the blower due to vibration. Car air conditioning, short for car air conditioning device, is used to adjust and control the temperature, humidity, air cleanliness, and air flow inside the car cabin to an optimal state. It provides a comfortable riding environment for passengers, reduces travel fatigue, creates good working conditions for the driver, and ensures driving safety.
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