GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2008 🢒 G3 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Manifold Absolute Pressure Sensor Replacement

Removal Procedure

    Caution: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1241934 Size: SH
  1. Disconnect the negative battery cable.
  2. Disconnect the vacuum hose from the manifold absolute pressure (MAP) sensor.
  3. Disconnect the MAP connector.
  4. Remove the MAP sensor mounting bracket bolt.
  5. Remove the bolts and nuts securing the MAP sensor to the mounting bracket.

Installation Procedure

    Object Number: 1241934 Size: SH
  1. Insert the MAP sensor into the mounting bracket.

    2. Notice: Refer to Fastener Notice in the Preface section.

  2. Install the bolts through the MAP sensor and the bracket. Install the retaining nuts.

    3. Tighten
    Tighten the MAP sensor retaining bolts and nuts to 8 N·m (71 lb in).

  3. Install the MAP sensor and the mounting bracket to the firewall with the mounting bracket bolt.

    4. Tighten
    Tighten the MAP sensor mounting bracket bolt to 4 N·m (35 lb in).

  4. Connect the MAP sensor connector.
  5. Connect the vacuum hose to the MAP sensor.
  6. Connect the negative battery cable.