Removal (3.4L)
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix, 2003 Chevrolet Monte Carlo, 2003 Chevrolet Impala, 2003 Buick Regal, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
Turn OFF the ignition. Disconnect the Intake Air Temperature (IAT) sensor electrical connector. Disconnect the Mass Airflow (MAF) sensor electrical connector. See Figure. Remove the air inlet duct from the MAF sensor and the throttle body. Remove the MAF sensor from the air filter housing.