GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.
  2. Remove the air cleaner element retaining screws and remove the cover.

  3. Object Number: 537321  Size: SH
  4. Remove the air cleaner element. Inspect the air cleaner element and replace if necessary.
  5. Disconnect the mass air flow (MAF) sensor electrical connector.
  6. Disconnect the IAT sensor electrical connector.
  7. Disconnect the breather tube from the air intake duct.
  8. Loosen the two air intake duct clamps and remove the air intake duct.

Installation Procedure

  1. Install the air cleaner element in the air cleaner assembly.

  2. Object Number: 537321  Size: SH
  3. Position the air cleaner cover on the air cleaner assembly.
  4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the air cleaner retainer screws.
  6. Tighten
    Tighten the screws to 6 N·m (40 lb in).

  7. Install the air intake duct.
  8. Tighten the two air intake duct clamps
  9. Connect the breather tube to the air intake duct.
  10. Connect the IAT sensor electrical connector.
  11. Connect the mass air flow (MAF) sensor electrical connector.