GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 946219  Size: SH
  1. Remove the camshaft position actuator from the timing chain.
  2. Notice: Refer to Torque Reaction Against Timing Drive Chain Notice in the Preface section.

  3. Remove the camshaft. Refer to Camshaft Replacement - Left Side.

Installation Procedure


    Object Number: 946219  Size: SH
  1. Install the camshaft position actuator to the timing chain.
  2. Notice: Refer to Torque Reaction Against Timing Drive Chain Notice in the Preface section.

  3. Install the camshaft. Refer to Camshaft Replacement - Left Side.