GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2003 🢒 DeVille 🢒 Engine 🢒 Engine Controls - 4.6L 🢒 Manifold Absolute Pressure Sensor Replacement

Removal Procedure

    Object Number: 602335 Size: SH
  1. Turn the ignition OFF.
  2. Disconnect the MAP sensor electrical connector.
  3. Remove the accelerator control cable bracket bolt and bracket.
  4. Remove the MAP (1) sensor from the intake manifold.
  5. Inspect the MAP sensor grommet for wear or damage. If a problem is found, replace as necessary.

Installation Procedure

    Object Number: 602335 Size: SH
  1. Install the MAP (1) sensor into the intake manifold.

    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.

  2. Install the accelerator control cable bracket and bolts.

    3. Tighten
    Tighten the bracket bolts to 12 N·m(106 lb in).

  3. Connect the MAP sensor electrical connector.