2002 Cadillac Seville Owner's Manual - Page 181

Ventilation Tips D Keep the hood and front air inlet free of ice, snow or any other obstruction (such as leaves). The heater and defroster will work far better, reducing the chance of fogging the inside of the windows. of objects. This helps circulate air throughout your vehicle. D Keep the air path under the front seats clear Passenger Compartment Air Filter Passenger compartment air, both outside air and recirculated air, is routed through a passenger compartment filter, which is part of a three-piece filter system. The carbon-treated filter removes certain contaminants from the air, including pollen and dust particles. Reductions in airflow, which may occur more quickly in dusty areas, indicate that the filter needs to be replaced. The filter is located inside the air control module, with an access panel under the instrument panel near the accelerator pedal. The filter should be replaced as part of routine scheduled maintenance. See "Maintenance Schedule" in the Index for replacement intervals. See your dealer for assistance when changing the filter. Your vehicle will not be damaged if you choose not to replace the filter once the old one is removed. 3-9