...and through the air intake located in the air intake box in front of the windshield. Air from the air intake is supplied through air ducts into the car's interior through the windshield blower nozzles, side and central nozzles, and also through the lower nozzles of the heater housing.
The air coming into the car from the street is cleaned of dirt and pollen particles in the cabin air filter, located in the housing of the climate control unit.
The air filter element must be replaced in accordance with the maintenance schedule (see "Replacing the cabin air filter").
Exhaust ventilation is provided through windows located in the rear shelf (the shelf paneling has been removed for clarity), and through the gaps between the body panels and the luggage compartment trim.
From the street side, the exhaust ventilation openings are closed by deflectors with petal valves, which are installed in the rear part of the body, in the cavity of the rear bumper (view with rear bumper removed).
The original article can be found on the resource «CHEVYMAN»