GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the electrical connector from the camshaft position (CMP) sensor .

  2. Object Number: 240573  Size: SH
  3. Remove the bolt and the CMP sensor.

  4. Object Number: 309769  Size: SH
  5. Use a mirror in order to inspect the CMP sensor signal rotor (2) for damage.

Installation Procedure


    Object Number: 240573  Size: SH
  1. Install the CMP sensor.
  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. Secure the CMP sensor with the bolt.
  4. Tighten
    Tighten the CMP sensor bolt to 10 N·m (89 lb in).

  5. Connect the CMP sensor electrical connector.