How to replace the air conditioner filter in the car? How to get rid of the smell in the car?

1. The reason for the peculiar smell of the new car
For new cars, the windows should be opened frequently for ventilation, because the evaporator of a new car will use glue and other chemicals during assembly, which emits peculiar smell from the air duct and pollutes the air in the car.
Solution:
1) Put some bamboo charcoal in the car
2) Place apple or lemon
3) Install a car electronic aromatherapy
2. The reason for the peculiar smell of the old car
1) The residual moisture in the air conditioning system pipes and the dust in the air combine to produce mold.
2) The air conditioner filter element is too dirty.
Solution:
1) Clean the air conditioning system
2) Clean or replace the air filter
3) After cleaning, place bamboo charcoal, lemon, electronic aromatherapy and the like according to the method of a new car to ensure that the air in the car is fresh and pleasant.