GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 782178  Size: SH
  1. Disconnect the manifold absolute pressure (MAP) sensor electrical connector (2).

  2. Object Number: 10933  Size: SH

    Notice: Do not rotate or pry on the MAP sensor when removing. Damage to the MAP sensor or the intake manifold may result.

  3. Using a slight rocking motion, while pulling straight up, remove the MAP sensor.
  4. Inspect the MAP sensor seal for damage, replace the seal, if necessary.

Installation Procedure


    Object Number: 10933  Size: SH
  1. Install a NEW MAP sensor seal, if necessary.
  2. Install the MAP sensor.

  3. Object Number: 782178  Size: SH
  4. Connect the MAP sensor electrical connector (2).