2004 Lexus GS 300 Owners Manual - Page 171

AIR CONDITIONING 20G008b 21L164a 1. Open the glove box and remove the two covers. " 1 Filter 2 Filter case 3. Remove the filter from the filter case. 4. Inspect the filter on the surface. If it is dirty, it should be replaced. To maintain the air conditioning efficiency, replace the filter according to the maintenance schedule. In dusty areas or areas with heavy traffic flow, such as inner city or desert areas, early replacement may be required. (For scheduled maintenance information, please refer to the "Owner 's Manual Supplement/Scheduled Maintenance".) 20G009b 2. Take out the filter. NOTICE When setting the filter to the filter case, the UP marks shown on the filter and filter case should be noted and fitted as shown. 151