GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1386444  Size: SH
  1. Disconnect the electrical connector from the mass air flow (MAF) sensor.

  2. Object Number: 1686887  Size: SH
  3. Remove the two fasteners.
  4. Remove the MAF sensor from the air cleaner housing.

Installation Procedure


    Object Number: 1386444  Size: SH
  1. Install the MAF sensor into the air cleaner housing.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1686887  Size: SH
  3. Secure the MAF sensor to the air cleaner housing with the 2 fasteners.
  4. Tighten
    Tighten the 2 fasteners to 2 N·m (18 lb in).

  5. Connect the MAF sensor electrical connector.