GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 14994  Size: SH
  1. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.
  3. Remove the MAP sensor attaching screw (1).
  4. Remove the MAP sensor vacuum hose (2).

Installation Procedure


    Object Number: 14994  Size: SH
  1. Connect the vacuum hose (2).
  2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the MAP sensor attaching screw (1).
  4. Tighten
    Tighten the attaching screw to 6.5 N·m (5.7 lb in).

  5. Connect the MAP sensor electrical connector.
  6. Install the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .