GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 260101  Size: SH
  1. Loosen the fasteners from the intake manifold sight shield .
  2. Remove the sight shield.
  3. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.

  4. Object Number: 260159  Size: SH
  5. Remove the MAP sensor (1) from the intake manifold.

Installation Procedure

Important: Lightly coat the MAP sensor seal with clean engine oil before installing the sensor.


    Object Number: 260159  Size: SH
  1. Install the MAP sensor (1). Push the MAP sensor down in order to engage the sensor into the retainer.

  2. Object Number: 260101  Size: SH
  3. Connect the MAP sensor electrical connector.
  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 intake manifold sight shield.
  6. Tighten
    Tighten the fasteners to 10N·m (89 lb in).