GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1999 🢒 Century (China) (CNG) 🢒 Engine 🢒 Engine Controls - 3.0L (L46) 🢒 Mass Airflow Sensor Replacement

Removal Procedure
  1. Turn OFF the ignition.
  2. Disconnect the Intake Air Temperature (IAT) sensor electrical connector.

    3. Object Number: 69062 Size: SH
  3. Disconnect the MAF sensor electrical connector.
  4. Remove the air inlet duct from the MAF sensor and the throttle body.
  5. Remove the MAF sensor from the air filter housing.

Installation Procedure

    Object Number: 69062 Size: SH
  1. Carefully Install the MAF sensor to the air filter housing.
  2. Install the air inlet duct to the MAF.
  3. Connect the MAF sensor electrical connector
  4. Connect the IAT sensor electrical connector.