GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 958321  Size: SH
  1. Turn the ignition OFF.
  2. Caution: Ensure that the vehicle is properly supported and squarely positioned. To help avoid personal injury when a vehicle is on a hoist, provide additional support for the vehicle on the opposite end from which the components are being removed.

  3. Disconnect the crankshaft position (CKP) sensor harness connector.
  4. Raise the vehicle.
  5. Remove the CKP sensor attachment bolt and remove the sensor.

Installation Procedure

  1. Ensure the O-ring is on the CKP sensor and lubricate the O-ring with mineral oil based grease.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the CKP sensor and attachment bolt.
  4. Tighten
    Tighten the crankshaft position sensor bolt to 8 N·m (71 lb in).

  5. Connect the CKP sensor harness connector. Push the connector in until the lock position is felt, then pull back to confirm engagement.