GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2000 🢒 Century (China) 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Mass Airflow Sensor Replacement

Removal Procedure
  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Disconnect the intake air temperature (IAT) sensor electrical connector.

    3. Object Number: 15974 Size: SH
  3. Disconnect the mass air flow (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: 15974 Size: SH
  1. Carefully install the MAF sensor to the air filter housing.
  2. Install the MAF sensor (1) to the air inlet duct.
  3. Reconnect the electrical connector.
  4. Reconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.