GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45059 Angle Meter

Removal Procedure


    Object Number: 1686624  Size: SH
  1. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  2. Disconnect the engine harness electrical connector (3) from the crankshaft position (CKP) sensor.

  3. Object Number: 97731  Size: SH
  4. Remove the CKP sensor shield.

  5. Object Number: 97733  Size: SH
  6. Remove the CKP sensor studs and sensor.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 97733  Size: SH
  1. Install the CKP sensor and studs.
  2. Tighten
    Tighten the studs to 20 N·m (15 lb ft) plus an additional 40 degrees using J 45059 .


    Object Number: 97731  Size: SH
  3. Install the CKP sensor shield.

  4. Object Number: 1686624  Size: SH
  5. Connect the engine harness electrical connector (3) to the CKP sensor.
  6. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement .