GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2000 🢒 Grand Am 🢒 Engine 🢒 Engine Controls - 3.4L 🢒 Mass Airflow Sensor Replacement

Removal Procedure
  1. Turn OFF the ignition.

    2. Object Number: 49905 Size: SH
  2. Disconnect the intake air temperature (IAT) sensor electrical connector.
  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 (1) from air filter housing.

Installation Procedure

    Object Number: 49905 Size: SH
  1. Carefully install MAF sensor (1) to air inlet grommet.
  2. Attach the MAF sensor to air inlet duct and install the air inlet duct.
  3. Connect the MAF sensor electrical connector.
  4. Connect the IAT sensor electrical connector.