GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2007 🢒 Lucerne 🢒 Engine 🢒 Engine Controls and Fuel - 4.6L 🢒 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. Notice: Refer to Fastener Notice 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 .