GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1864640  Size: SH
  1. Disconnect the engine wiring harness electrical connector (3) from the manifold absolute pressure (MAP) sensor.

  2. Object Number: 1864645  Size: SH
  3. Remove the MAP sensor bolt.
  4. Remove the MAP sensor bracket and sensor.

Installation Procedure


    Object Number: 1864645  Size: SH
  1. Install the MAP sensor and bracket.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the MAP sensor bolt.
  4. Tighten
    Tighten the screw to 10 N·m (89 lb in).


    Object Number: 1864640  Size: SH
  5. Connect the engine wiring harness electrical connector (3) to the MAP sensor.