GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 TrailBlazer - 4WD 🢒 Engine 🢒 Engine Controls and Fuel - 4.2L 🢒 Camshaft Position Sensor Replacement

Removal Procedure

    Object Number: 487648 Size: SH
  1. Remove the camshaft position (CMP) sensor electrical connector (1).
  2. Remove the CMP sensor retaining bolt.

Installation Procedure

    Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 487648 Size: SH
  1. Install the CMP sensor and tighten the bolt to 10 N·m (89 lb in).
  2. Install the CMP sensor electrical connector (1).