GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 782280  Size: SH
  1. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the manifold absolute pressure (MAP) sensor harness connector.
  3. Remove the MAP sensor (2) from the intake manifold.
  4. Important: If the MAP sensor seal is damaged, the MAP sensor must be replaced.

  5. Inspect the seal for damage.

Installation Procedure


    Object Number: 782280  Size: SH

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

  1. Install the MAP sensor (2) into the intake manifold.
  2. Connect the MAP sensor harness connector.
  3. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .