GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Manifold Absolute Pressure Sensor Replacement

Removal Procedure

    Object Number: 1662120 Size: SH
  1. Remove the fuel injector sight shield, if necessary. Refer to Fuel Injector Sight Shield Replacement.
  2. Disconnect the engine harness electrical connector (4) from the manifold absolute pressure (MAP) sensor.

    3. Object Number: 1564200 Size: SH
  3. Remove the MAP sensor bracket bolt.
  4. Remove the MAP sensor bracket.
  5. Remove the MAP sensor.

Installation Procedure

    Object Number: 1564200 Size: SH
  1. Install the MAP sensor.
  2. Install the MAP sensor bracket.

    3. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the MAP sensor bracket bolt.

    4. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 1662120 Size: SH
  4. Connect the engine harness electrical connector (4) to the MAP sensor.
  5. Install the fuel injector sight shield, if necessary. Refer to Fuel Injector Sight Shield Replacement.