2014 Buick Enclave Owner Manual - Page 276

10-12 Vehicle Care 1. Loosen the air duct clamp (1). 2. Disconnect the electrical connector (2). 3. Remove the screws (3) and lift the cover assembly. 4. Inspect or replace the air cleaner/filter. 5. Reverse Steps 1-4 to reinstall the housing cover and reconnect the electrical connector to the sensor. 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 (away from vehicle) 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: { Caution If the air cleaner/filter is off, dirt can easily get into the engine, which could damage it. Always have the air cleaner/filter in place when you are driving. Cooling System The cooling system allows the engine to maintain the correct working temperature. { Warning Operating the engine with the air cleaner/filter off can cause you or others to be burned. The air cleaner not only cleans the air; it helps to stop flames if the engine backfires. Use caution when working on the engine and do not drive with the air cleaner/filter off. 1. Air Duct Clamp 2. Electrical Connector 3. Screws