GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 665886  Size: SH
  1. Remove the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  2. Remove the engine sight shield bracket bolts. Position the bracket to the side
  3. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.

  4. Object Number: 863068  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: 863068  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: 665886  Size: SH
  3. Connect the MAP sensor electrical connector.
  4. Position the engine harness and sight shield bracket to the intake manifold.
  5. Notice: Refer to Fastener Notice in the Preface section.

  6. Install the engine sight shield bracket bolts.
  7. Tighten
    Tighten the bracket bolts to 10 N·m (89 lb in).

  8. Install the engine sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .