1998 Cadillac DeVille Owner's Manual - Page 304

Follow these steps to reinstall the air cleaner assembly: 1. Slide the air cleaner lid the slots inthe front into edge of the air cleaner base. 2. Pivot the air cleaner cover and air duct assembly the are downward. Make sure that both latches secure and fully engaged. 3. Reinstall the clean air duct over the mass airflow sensor. Make sure that the duct secure around the is entire outer edge of the sensor. 4. Tighten the air duct clamp. 5 . Reconnect the IAT sensor. 6. Take out the air cleaner filter and remove any loose debris that may be found laying in the air cleaner base. Refer to the Maintenance Schedule to determine when to replace the air filter. See "Scheduled Maintenance Services" in the Maintenance Schedule booklet. 7. Install a new air filter element. See "Normal Maintenance ReplacementParts" in the Index.