GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 HUMMER 🢒 2009 🢒 H3 🢒 Engine 🢒 Engine Controls and Fuel - 3.7L 🢒 Manifold Absolute Pressure Sensor Replacement

Removal Procedure

    Object Number: 1350689 Size: SH
  1. Disconnect the manifold absolute pressure (MAP) sensor electrical connector (3).

    2. Object Number: 1352008 Size: SH
  2. Press the retainer locking tabs inward, then pull the retainer (1) up to remove.
  3. Remove the MAP sensor (2) from the intake manifold (3).
  4. Inspect the MAP sensor seal for damage, and replace as necessary.

Installation Procedure

    Object Number: 1352008 Size: SH
  1. Lightly lubricate the MAP sensor seal with clean engine oil, to aid in installation.
  2. Install the MAP sensor (2) into the intake manifold (3).
  3. Install the MAP sensor retainer (1).

    4. Object Number: 1350689 Size: SH
  4. Connect the MAP sensor electrical connector (3).