GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 59189  Size: SH
  1. Remove the right side fuel rail cover.

  2. Object Number: 55819  Size: SH
  3. Disconnect the MAP sensor electrical connector.

  4. Object Number: 58838  Size: SH
  5. Twist the MAP sensor forward in order to release the sensor from the retainer.
  6. Pull the sensor upward.

Installation Procedure

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


    Object Number: 58838  Size: SH
  1. Install the MAP sensor. Push down in order to engage the sensor into the retainer.

  2. Object Number: 55819  Size: SH
  3. Connect the MAP sensor electrical connector.

  4. Object Number: 59189  Size: SH
  5. Install the right hand side fuel rail cover.