GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Turn the ignition OFF.
  2. Important: Do not disconnect the power steering fluid lines/hoses from the reservoir.

  3. Remove the power steering fluid reservoir bolts and reposition the power steering fluid reservoir in order to provide access. Refer to Remote Power Steering Fluid Reservoir Replacement .

  4. Object Number: 1285203  Size: SH
  5. Remove the camshaft position (CMP) actuator valve electrical connector.

  6. Object Number: 1285231  Size: SH
  7. Remove the CMP actuator valve bolt.
  8. Remove the CMP actuator valve.

Installation Procedure


    Object Number: 1285231  Size: SH
  1. Install the CMP actuator valve.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the CMP actuator valve bolt.
  4. Tighten
    Tighten the CMP actuator valve bolt to 10 N·m (89 lb in).


    Object Number: 1285203  Size: SH
  5. Install the CMP actuator valve electrical connector.
  6. Install the power steering fluid reservoir. Refer to Remote Power Steering Fluid Reservoir Replacement .