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Removal Procedure

    WARNING:

    Always perform the High Voltage Disabling procedure prior to servicing any High Voltage component or connection. Personal Protection Equipment (PPE) and proper procedures must be followed.

    The High Voltage Disabling procedure will perform the following tasks:

    • Identify how to disable high voltage.
    • Identify how to test for the presence of high voltage.
    • Identify condition under which high voltage is always present and personal protection equipment (PPE) and proper procedures must be followed.

    Failure to follow the procedures exactly as written may result in serious injury or death.

    NOTE:

    The wiring harness protective cover is intended to keep the wiring harness connectors contaminant free. Do not remove the protective cover from the power steering wiring harness extension harness connectors until the harness has been routed to the correct position.

  1. Perform the high voltage disabling procedure. Refer to High Voltage Disabling .
  2. Remove the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
  3. Fig 1: Identifying Electrical Harness Connector Components
    GM1990529Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The power steering assist motor harness is not repairable. Only replace the harness and never attempt to repair it.

  4. Release the power steering assist motor electrical harness connector position assurance tab (3).

    The connector in the graphic is shown upside down for clarity.

  5. Press down on the connector cam lever lock tab (2).
  6. NOTE:

    The connector will back off of the electronic power steering control module smoothly as the connector cam lever moves towards it. Do not pull on the connector until it is fully disengaged.

  7. Push the connector cam lever (3) toward the rear of vehicle.
  8. Fig 2: Exploded View Of Power Steering Assist Motor Electrical Connector
    GM1969304Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Note the routing and any mounting points for the power steering assist motor electrical harness. Also note any other electrical harnesses that will need to be re-secured to it after installation. Use new retainers and tie straps as needed.

  9. Separate the power steering assist motor electrical harness retainers from the electronic power steering control module bracket and disengage the electrical connectors (1).
  10. Remove the engine shield. Refer to Engine Shield Replacement .
  11. Fig 3: Identifying Steering Linkage Shield & Bolts
    GM1969378Courtesy of GENERAL MOTORS COMPANY
  12. Remove the steering linkage shield bolts (1) and the steering linkage shield (2).
  13. Separate the power steering assist motor electrical harness retainers from the frame of the vehicle.
  14. Pull the power steering assist motor electrical harness through the engine compartment to the bottom of the vehicle.
  15. Disconnect the power steering assist motor electrical connector at the torque sensor.
  16. Fig 4: Identifying Power Steering Assist Motor Components
    GM2004134Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Only remove the 2 bolts indicated in the graphic. Under NO circumstances are the power steering assist motor housing bolts to be removed or loosened. If two or more of these bolts are removed or loosened the steering gear will need to be replaced because the steering gear housing to gear lash will be out of specification.

  17. Remove the power steering assist motor bolts (1).
  18. NOTE:

    DO NOT remove the power steering assist motor electrical harness from the power steering assist motor. They are serviced as a unit only.

  19. Remove the power steering assist motor and electrical harness (2).
  20. Remove and ensure the power steering assist motor seal (3) is kept protected while out of the vehicle as it will be needed for reinstallation.