1999 Cadillac DeVille Owner's Manual - Page 287

yellowblue 4. Unhook both air cleaner cover latches. One latch is located near the radiator hose (not shown) and the other latch is located next to the IAT sensor. 5. Pivot the air cleaner and air duct assembly toward the front of the vehicle. Remove the cover. 6. Take out the air cleaner filter and remove any loose debris that may be found laying in the air cleaner base. 7. Install a new air filter element. See "Normal Maintenance Replacement Parts" in the Index. 6-17