Method 1 Removing AC Odors

Purchase a mold and mildew fighting disinfectant aerosol spray, such as a specialty duct cleaner. Alternatively, make your own all-natural spray with a vinegar and water. Turn the car, fan, and the AC all the way off. Spray your disinfectant into every single vent.

Additionally, how do you know if your AC blower motor is bad? Symptoms of a Bad or Failing Heater Blower Motor

Weak airflow from the vents. One of the first symptoms of a potential problem with the vehicles heater blower motor is low airflow from the vents. Fan only blows at certain speeds. Another symptom of a bad or failing heater blower motor is a motor that only functions at certain speeds. No air from the vents.

Furthermore, why is my car AC fan so loud?

The buzzing is caused by the liquid refrigerant entering the compressor intake port and is a great signifier that there is too much Freon. An air conditioner compressor beginning to fail, a compressor pulley or serpentine belt that is beginning to wear out or the compressor clutch can cause a rattling noise.

Why does my AC in my car smell?

Probably one of the reasons why there is a distinct smell in your air conditioner when you turn it on is the growth of mold in your air vents. Smells of mildew in your car may be caused by the growth of bacteria. Also, if the air conditioner is not used as often then this can also cause the growth of bacteria.