1998 Cadillac Catera Owner's Manual - Page 155

Passenger Compartment Air Filter This ventilation system includes an air filter that helps to remove dust, pollen, etc. from air flowing into your vehicle. A restriction inthe airflow coming into the passenger compartment could be the result dirt in the of filter. For more information,see "Passenger Compartment Air Filter" in the Index. Also see the Maintenance Schedulebooklet for when to change the filter. Rear Window Defogger The lines you see on the rear window warm the glass. With your vehicle's engine running, press this button to turn on the rear defogger. Defrosting The rear window defogger heats the rear window and The Pressing the defrost button the control panel (located both outside rearview mirrors. system will on automatically shutoff after about 15 minutes. If further above the rear window defogger button) automatically turns the fan blower to high speed. Make sure that the defogging is desired, pressthe button again. side air vents are opened. Rotate both TEMP/AUTO Do not attach a temporary vehicle license, tapeor decals knobs to the right needed to adjust the temperature. as across the defogger grid on the rear window. To warm the foot area while in defrost, press the MODE button until the heateddefrost symbol appears (see "Manual Operation" earlier in this section). Note that recirculation is not available the in defrost mode. Use defrost to remove or icefrom the windshield fog quickly in extremely humid or conditions. cold 3-8