GM Service Manual Online
For 1990-2009 cars only

Manifold Absolute Pressure Sensor Replacement TMAP

Removal Procedure


    Object Number: 1382191  Size: SH
  1. Disconnect the temperature manifold absolute pressure (TMAP) sensor harness connector.
  2. Remove the TMAP sensor from the intake manifold.
  3. Important: If the TMAP sensor seal is damaged, the TMAP sensor must be replaced.

  4. Inspect the seal for damage.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1382191  Size: SH

    Important: Use the new TMAP sensor seal provided with the new TMAP sensor.

  1. Install the TMAP sensor into the intake manifold.
  2. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  3. Connect the TMAP sensor harness connector.

Manifold Absolute Pressure Sensor Replacement SCIP

Removal Procedure


    Object Number: 1389393  Size: SH
  1. Disconnect the supercharger inlet pressure (SCIP) sensor harness connector.
  2. Remove the SCIP sensor (1) from the supercharger.
  3. Important: If the SCIP sensor seal is damaged, the SCIP sensor must be replaced.

  4. Inspect the seal for damage.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1389393  Size: SH

    Important: Use the new SCIP sensor seal provided with the new SCIP sensor.

  1. Install the SCIP sensor (1) into the intake manifold.
  2. Tighten
    Tighten the bolt to 10 N·m (89 lb in).

  3. Connect the SCIP sensor harness connector.