GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 Engine 🢒 Engine Controls and Fuel - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Crankshaft Position Sensor Replacement

Removal Procedure

    Object Number: 1528399 Size: SH

    Note: 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
  3. Clean the area around the CKP sensor before removal in order to avoid debris from entering the engine.
  4. Remove the CKP sensor bolt.
  5. Remove the CKP sensor.

Installation Procedure

    Object Number: 55322 Size: SH
  1. Install the CKP sensor.

    2. Caution: Refer to Fastener Caution in the Preface section.

  2. Install the CKP sensor bolt and tighten to 25 N·m (18 lb ft).

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