GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1592530  Size: SH
  1. Disconnect the mass air flow (MAF)/intake air temperature (IAT) sensor electrical connector (1).

  2. Object Number: 1594070  Size: SH
  3. Unlatch the upper air cleaner cover retainer clips.
  4. Remove the upper air cleaner cover.
  5. Remove the air cleaner filter from the lower air cleaner housing.
  6. Inspect the air cleaner filter for dust, dirt and water contamination.
  7. Replace as necessary. Refer to Maintenance Schedule .

Installation Procedure


    Object Number: 1594070  Size: SH
  1. Install the air cleaner filter into the lower air cleaner housing.
  2. Install the upper air cleaner cover to the lower air cleaner housing.
  3. Latch the upper air cleaner cover retainer clips.

  4. Object Number: 1592530  Size: SH
  5. Connect the MAF/IAT sensor electrical connector (1).