1998 Buick Century Owner's Manual - Page 276

Passenger CompartmentAir Filter The passenger compartment air filteris located underneath your hood just below the windshield wiper arm on the car's passenger side (underneath the air inlet grille). To change the passenger compartment air filter, use the following steps: The filter traps most of the pollen from the air entering the air conditioning module. Like your engine's air filter, it may need to be changed periodically. For information on how often to change the passenger compartment air filter, see "Maintenance Schedule''in the Index. 1. Turn off the ignition when the windshield wipers are in the up position. 2. Raise the hood. 3. Remove (disconnect) the windshield washer pump hose from the fender rail and air inlet grille. 4. Reposition the hood weatherstrip from the right side of the vehicle (peel back halfway to center). 5. Remove (disconnect) the air inlet grille retainers. 6. Remove (disconnect) the air inlet grille. 7 . Remove (disconnect) the passenger compartment air filter. 8. Then install the new air filter. For the type of filter to use, see "Normal Maintenance Replacement Parts" in the Index. 9. Reposition the air inlet grille. 10. Replace the air inlet grille retainers. 11. Reposition the hood weatherstrip. 12. Reconnect the windshield washer pump hose to the fender rail air inlet grille. 1 3. Close the hood. 14. Return the windshield wipers to the park position. 6-16