Cadillac seville 2002 Benutzerhandbuch

The engine air cleaner/filter is located next to the
coolant surge tank on the driver’s side of the vehicle.
See “Engine Compartment Overview” in the Index for
more information on location. Be sure the engine has
cooled before following these steps to replace the engine
air cleaner/filter:

1. Loosen the air duct

clamp, which is located
at the mass airflow
sensor end of the 
air duct.

2. Disconnect the air duct from the mass airflow sensor.