GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn OFF the ignition.
  2. Disconnect the electrical connector from the intake air temperature (IAT) sensor.
  3. Disconnect the breather tube from the air cleaner intake duct.

  4. Object Number: 1241530  Size: SH
  5. Loosen the clamps securing the air cleaner intake duct .
  6. Remove air cleaner intake duct.

Installation Procedure


    Object Number: 1241530  Size: SH

    Important: An improperly installed air cleaner intake duct or breather tube will cause incorrect sensor readings resulting in MIL illumination or a drivability concern.

  1. Install the air cleaner intake duct.
  2. 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.

  3. Tighten the clamps securing the air cleaner intake duct.
  4. Tighten
    Tighten the clamp to 3 N·m (27 lb in).

  5. Connect the breather tube to the air cleaner intake duct.
  6. Connect the electrical connector to the IAT sensor .