GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 15969  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the crankshaft position (CKP) sensor electrical connector.
  3. Remove the CKP sensor bolt.
  4. Remove the CKP sensor.
  5. Inspect for wear, cracks, or leakage if the sensor is not being replaced.

Installation Procedure

  1. Lubricate the O-ring with clean engine oil before installation and replace the O-ring if necessary.

  2. Object Number: 15969  Size: SH
  3. Install the CKP sensor.
  4. 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.

  5. Install the CKP sensor bolt.
  6. Tighten
    Tighten the bolt to 11 N·m (97 lb in).

  7. Connect the CKP sensor electrical connector.
  8. Lower the vehicle.
  9. Perform the CKP system variation learn procedure. Refer to Crankshaft Position System Variation Learn .