See also:

CLIMATE CONTROL AIR FILTER
(For evaporator and blow unit) The climate control air filter is located in front of the evaporator unit behind the glove box. It operates to decrease the amount of pollutants entering the car. ...

Engine
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Keeping the Condenser Clean
The air conditioner condenser (and engine radiator) should be checked periodically for accumulation of dirt, dead insects, leaves, etc. These can interfere with maximum cooling efficiency. When re ...