Cleaning ventilation grille
Subaru Impreza / Subaru Impreza Owners Manual / Climate control / Operating tips for heater and air conditioner / Cleaning ventilation grille

Cleaning ventilation grille
Always keep the front ventilation inlet grille free of snow, leaves, or other obstructions to ensure efficient heating and defrosting.
Since the condenser is located in front of the radiator, this area should be kept clean because cooling performance is impaired by any accumulation of insects and leaves on the condenser.
See also:
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