GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Opel 🢒 2007 🢒 Antara 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Mass Airflow Sensor Replacement

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1795318 Size: SH
  1. Disconnect the negative battery cable.
  2. Loosen the clamp and pull the flexible air intake duct away from the mass air flow (MAF) sensor assembly.
  3. Disconnect the MAF sensor connector.

    4. Object Number: 1804700 Size: SH
  4. Remove the screw, two places, attaching the MAF sensor assembly to the upper air cleaner housing .
  5. Remove the MAF sensor assembly.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1804700 Size: SH

    Important: Ensure that the arrow on the MAF sensor housing face toward the air flow direction.

  1. Install the MAF sensor assembly to the air cleaner upper housing.

    2. Tighten
    Tighten the mass air flow sensor assembly attaching screws to 2 N·m (18 lb in).

  2. Connect the flexible air intake duct and tighten the clamp.
  3. Connect the MAF sensor connector.