2013 Buick LaCrosse Owner Manual - Page 275

Vehicle Care Change the fluid and filter at the intervals listed in Maintenance Schedule on page 11‑2, and be sure to use the fluid listed in Recommended Fluids and Lubricants on page 11‑12. 10-15 How to Inspect the Engine Air Cleaner/Filter To inspect the air cleaner/filter, remove the filter from the vehicle and lightly shake the filter to release loose dust and dirt. If the filter remains covered with dirt, a new filter is required. To inspect or replace the engine air cleaner/filter: 1. Open the hood. See Hood on page 10‑5. 2. Disconnect the outlet duct by loosening the air duct clamp (2). 3. Disconnect the electrical connector (3). 4. Remove the screws (1) on top of the engine air cleaner/filter housing. 5. Lift the filter cover housing away from the engine air cleaner/filter housing. 6. Pull out the filter. 7. Inspect or replace the engine air cleaner/filter. Engine Air Cleaner/Filter The engine air cleaner/filter is located in the engine compartment on the driver side of the vehicle. See Engine Compartment Overview on page 10‑6 for more information on location. When to Inspect the Engine Air Cleaner/Filter Inspect the air cleaner/filter at the scheduled maintenance intervals and replace it at the first oil change after each 80 000 km (50,000 mi) interval. See Maintenance Schedule on page 11‑2 for more information. If you are driving in dusty/dirty conditions, inspect the filter at each engine oil change. 2.4L L4 Engine 1. Screws 2. Air Duct Clamp 3. Electrical Connector 8. Reverse Steps 2-4 to reinstall the filter cover housing.