GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.

  2. Object Number: 73897  Size: SH
  3. Disconnect the mass air flow (MAF) sensor electrical connector.
  4. Disconnect the IAT sensor electrical connector.
  5. Disconnect the breather tube from the air intake duct.
  6. Loosen the 2 air intake duct clamps and remove the air intake duct.
  7. Remove the air cleaner assembly retainer screws.
  8. Remove the air cleaner assembly from the vehicle.
  9. Separate the mass air flow (MAF) sensor from the air filter element cover.
  10. Remove the Air filter element retaining screws and remove the cover.

  11. Object Number: 537321  Size: SH
  12. Remove the air filter element. Inspect the air filter element and replace if necessary.

Installation Procedure


    Object Number: 537321  Size: SH
  1. Install the air filter element in the air cleaner assembly.
  2. Position the air filter cover on the air cleaner assembly.
  3. 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.

  4. Install the air filter retainer screws.
  5. Tighten
    Tighten the screws to 5-7 N·m (35-45 lb in).

  6. Install the MAF sensor to the air filter cover.

  7. Object Number: 73897  Size: SH
  8. Place the air cleaner assembly in the vehicle.
  9. 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.

  10. Install the air cleaner assembly retainer screws.
  11. Tighten
    Tighten the air cleaner retainer screws to 5-7 N·m (35-45 lb in).

  12. Install the air intake duct.
  13. Tighten the 2 air intake duct clamps.
  14. Connect the breather tube to the air intake duct.
  15. Connect the IAT sensor electrical connector.
  16. Connect the mass air flow (MAF) sensor electrical connector.