GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1608290  Size: SH
  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  2. Disconnect the mass air flow (MAF)/intake air temperature (IAT) sensor electrical connector (3).

  3. Object Number: 1556017  Size: SH
  4. Remove the MAF/IAT sensor bolts.
  5. Remove the MAF/IAT sensor from the air cleaner housing.
  6. Remove the MAF/IAT sensor seal, if necessary.

Installation Procedure


    Object Number: 1556017  Size: SH
  1. Install the MAF/IAT sensor seal, if necessary.
  2. Install the MAF/IAT sensor to the air cleaner housing.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the MAF/IAT sensor bolts.
  5. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1608290  Size: SH
  6. Connect the MAF/IAT sensor electrical connector (3).
  7. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .