GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1087795  Size: SH
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Disconnect the crankshaft position (CKP) sensor electrical connector.
  3. Remove the CKP sensor nut (2).
  4. Remove the CKP sensor (1) from the engine.
  5. Inspect for wear, cracks, or leakage if the CKP sensor is being reused.

Installation Procedure

  1. Lubricate the O-ring with clean engine oil. Replace the O-rings if damaged.

  2. Object Number: 1087795  Size: SH
  3. Install the CKP sensor (1) to the block.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the CKP sensor nut (2).
  6. Tighten
    Tighten the nut to 11 N·m (97 lb in).

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