GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1836545  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. If equipped with all wheel drive (AWD), remove the transfer case. Refer to Transfer Case Assembly Replacement .
  3. Disconnect the engine wiring harness electrical connector (2) from the crankshaft position (CKP) sensor.

  4. Object Number: 1311144  Size: SH
  5. Remove the crankshaft sensor bolt.
  6. Remove the crankshaft sensor.

Installation Procedure


    Object Number: 1311144  Size: SH
  1. Install the crankshaft position sensor.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the crankshaft position sensor bolt.
  4. Tighten
    Tighten the bolt to 10 N·m (89 lb in).


    Object Number: 1836545  Size: SH
  5. Connect the engine wiring harness electrical connector to the CKP sensor.
  6. If equipped with all AWD, install the transfer case. Refer to Transfer Case Assembly Replacement .
  7. Lower the vehicle.
  8. Perform the Crankshaft Position System Variation Learn procedure. Refer to Crankshaft Position System Variation Learn.