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Home >> Cadillac >> 2020 >> CT4 V, RWD >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Wheel And Column >> Repair Instructions >> Column Lock Module Replacement >> Removal Procedure

Removal Procedure

  1. Deactivate the steering column lock control module using the following procedure:
    1. With foot OFF the brake pedal and the shift lever in the PARK position, press and release the ignition and start switch once. This will place the ignition system in the ACCESSORY mode and unlock the steering column for 5 minutes.
    2. Turn the steering wheel to verify the steering column is NOT locked.
    3. Remove the fuse for the steering column lock control module. The fuse is found in the instrument panel fuse block and is labeled ESCL. Electrical Center Identification Views
  2. Disable the SIR system. SIR Disabling and Enabling
  3. GM5443235Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Airbag Nut (1) - Remove [2x]

  4. Instrument Panel Lower Airbag - Driver Side (2) - Remove
  5. Disconnect the electrical connector.
  6. GM5421735Courtesy of GENERAL MOTORS COMPANY

    With a flat bladed plastic trim tool, start at the front and work your way back to release the clips holding the left side instrument panel outer trim cover (1).

  7. Instrument Panel Outer Trim Cover - Left Side (1) - Remove
  8. GM5300282Courtesy of GENERAL MOTORS COMPANY

    Disconnect the hood primary latch release cable end retainer from the hood primary latch release cable handle (1).

  9. GM5310877Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Trim Panel Insulator Retainer (1) - Remove

  10. Instrument Panel Insulator Bolt (2) - Remove [2x]
  11. Instrument Panel Insulator Nut (3) - Remove [2x]
  12. GM5310878Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Use a plastic trim tool if necessary.

    Release the tabs from the instrument panel lower trim panel insulator (1).

  13. GM5310879Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Lower Trim Panel Insulator (1) - Remove

  14. Disconnect the electrical connector.
  15. GM5433957Courtesy of GENERAL MOTORS COMPANY

    Move the steering column up so you can access the lower left corner of the instrument panel center trim pad (1).

  16. Start with a flat-bladed plastic trim tool in the lower left corner of the instrument panel center trim pad (1) and work your way clockwise.
  17. Instrument Panel Center Trim Pad (1) - Remove
  18. Disconnect the electrical connector.
  19. GM5446424Courtesy of GENERAL MOTORS COMPANY

    Data Link Connector Bolt (1) - Remove [2x]

  20. Instrument Panel Knee Bolster Bolt (2) - Remove [3x]
  21. GM5446428Courtesy of GENERAL MOTORS COMPANY

    Release the clips with a suitable tool.

  22. Disconnect and reposition harness as necessary.
  23. Clear the instrument panel knee bolster deflector studs when removing the instrument panel knee bolster (1).
  24. GM5454049Courtesy of GENERAL MOTORS COMPANY

    Instrument Panel Tie Bar Brace Bolt (1) - Remove [3x]

  25. Instrument Panel Knee Bolster Deflector (2) - Remove
  26. GM5492922Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct Bolt (1) - Remove

  27. GM5492923Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct - Left Side (1) - Remove

  28. GM5542306Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Using the appropriate tool, remove and DISCARD the 4 steering column lock control module protector bolts (1).

  29. GM5542309Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Disconnect the wiring harness retainers (1) and reposition the wiring harness.

  30. GM5542312Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Remove the steering column lock control module protector (2).

  31. Disconnect the electrical connector. (1)
  32. GM5542318Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Some components not shown for graphic clarity.

    Steering Column Lock Control Module Bolt (1) - Remove [4x]

  33. Column Lock Module (2) - Remove