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

Removal Procedure

    Object Number: 49905 Size: SH
  1. Turn OFF the ignition.
  2. Loosen both clamps on the MAF sensor (1).
  3. Remove the air inlet duct from the MAF sensor.
  4. Remove the MAF sensor 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 (1) to air inlet duct and install the air inlet duct.
  3. Tighten the MAF sensor clamps.
  4. Connect the MAF sensor electrical connector.