GM Service Manual Online
For 1990-2009 cars only

The MAF sensor on this engine is attached to the throttle body assembly.

Removal Procedure


    Object Number: 12640  Size: SH
  1. Disconnet the MAF sensor electrical connector.
  2. Remove the air inlet duct from MAF sensor.
  3. Remove the MAF sensor from air filter housing.

Installation Procedure


    Object Number: 12640  Size: SH
  1. Carefully install MAF sensor to air inlet grommet.
  2. Install the MAF sensor to air inlet duct.
  3. Connect the electrical connector.