GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1369907  Size: SH

    Important: For engines equipped with an automatic transmission, the sensor is located at the top rear of the engine. For vehicles equipped with a manual transmission, the sensor (1) is located at the bottom of the engine.

  1. If required, tilt the cab. Refer to Cab Tilting .
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .

  3. Object Number: 777694  Size: SH
  4. Disconnect the electrical connector from the crankshaft position (CKP) sensor (1).
  5. Loosen the CKP sensor retaining bolt.
  6. Remove the CKP sensor and clip.

Installation Procedure


    Object Number: 1369907  Size: SH
  1. Install the CKP sensor (1).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the CKP sensor retaining bolt.
  4. Tighten
    Tighten the retaining bolt to 5.9 N·m (52 lb in).

  5. Connect the electrical connector to the CKP sensor.
  6. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  7. Lower the cab, if required.