GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1528399  Size: SH

    Important: Perform Crankshaft Position System Variation Learn whenever the crankshaft position (CKP) sensor is removed or replaced.

  1. Remove the starter. Refer to Starter Motor Replacement .
  2. Disconnect the electrical connector (2) from the CKP sensor (1).

  3. Object Number: 55322  Size: SH
  4. Clean the area around the CKP sensor before removal in order to avoid debris from entering the engine.
  5. Remove the CKP sensor bolt.
  6. Remove the CKP sensor.

Installation Procedure


    Object Number: 55322  Size: SH
  1. Install the CKP sensor.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the CKP sensor bolt.
  4. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).


    Object Number: 1528399  Size: SH
  5. Connect the electrical connector (2) to the CKP sensor (1).
  6. Install the starter. Refer to Starter Motor Replacement .