GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1773338  Size: SH
  1. Remove the starter motor. Refer to Starter Motor Replacement .
  2. Disconnect the engine wiring harness electrical connector (2) from the crankshaft position (CKP) sensor.

  3. Object Number: 1578475  Size: SH
  4. Remove the CKP sensor bolt.
  5. Remove the CKP sensor.

Installation Procedure


    Object Number: 1578475  Size: SH
  1. Lubricate the NEW CKP sensor O-ring seal with clean engine oil.
  2. Install the CKP sensor.
  3. Notice: Refer to Fastener Notice in the Preface section.

  4. Install the CKP sensor bolt.
  5. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 1773338  Size: SH
  6. Connect the engine wiring harness electrical connector (2) to the CKP sensor.
  7. Install the starter motor. Refer to Starter Motor Replacement .