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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 106 (Power Steering System) >> Repair Instructions >> Electric Belt Drive Rack and Pinion Steering Gear Replacement (with Blackwing) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5480146Courtesy of GENERAL MOTORS COMPANY

    Electric Belt Drive Rack and Pinion Steering Gear (3) - Install

    2. CAUTION:

    This vehicle is equipped with torque-to-yield or single use fasteners. Install a NEW torque-to-yield or single use fastener when installing this component. Failure to replace the torque-to-yield or single use fastener could cause damage to the vehicle or component.

  2. Steering Gear Bolt (2) - Install NEW [2x]
    3. CAUTION:

    Refer to Fastener Caution .

  3. Steering Gear Nut (1) - Install and tighten [2x] - Fastener Specifications 
  4. GM5316620Courtesy of GENERAL MOTORS COMPANY

    Connect the electrical connectors (1).

  5. Secure the engine wiring harness to the electric belt drive rack and pinion steering gear using a tie strap.
  6. GM5479919Courtesy of GENERAL MOTORS COMPANY

    Intermediate Steering Shaft (2) @ Electric Belt Drive Rack and Pinion Steering Gear - Install

  7. If a NEW threaded component is being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded component is reused, prepare the threaded component using the following steps:
    1. Remove any loose cured adhesive from the external threads of the component using a lint free cloth.
    2. Thread the cleaned component into the internal mating threads and remove to loosen trapped cured adhesive.
    3. Apply thread locking adhesive to the external threads of the component. Adhesives, Fluids, Lubricants, and Sealers
    4. Ensure there are no gaps in the thread locking adhesive once applied to the component.
  8. Intermediate Steering Shaft Lower Bolt (1) @ Electric Belt Drive Rack and Pinion Steering Gear - Install and tighten - Fastener Specifications
  9. GM4093212Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Ensure the Outer Tie Rod Boot is not twisted or deformed during assembly. If the boot is twisted or deformed, damage to the boot will occur.

    NOTE:

    Left side shown, right side similar.

    Install left and right steering linkage outer tie rods (1) at the left and right steering knuckles.

  10. GM5420203Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • Left side shown, right side similar.
    • Some components not shown for graphic clarity.

    Install and tighten the left and right steering linkage outer tie rod nuts (1). Fastener Specifications 

  11. GM5877068Courtesy of GENERAL MOTORS COMPANY

    Install the front cradle sheer plate (2) between the front bumper fascia center air deflector and the driveline and front suspension cradle and raise into position.

  12. Ensure that the left and right side wheelhouse liners (1) are positioned in place under the front cradle sheer plate (2).
  13. Front Wheelhouse Liner Bolt (1) - Install and tighten [2x] - Fastener Specifications
  14. GM5877036Courtesy of GENERAL MOTORS COMPANY

    Front Crossmember Brace Bolt (3) - Install and tighten [8x] - Fastener Specifications

  15. Front Cradle Shear Plate Nut (2) - Install and tighten [2x] - Fastener Specifications
  16. Front Cradle Shear Plate Bolt (1) - Install and tighten [4x] - Fastener Specifications
  17. Remove the jack.
  18. GM5862911Courtesy of GENERAL MOTORS COMPANY

    Front Bumper Fascia Air Deflector Retainer (2) - Install

  19. Front Bumper Fascia Air Deflector Bolt (1) - Install and tighten [4x] - Fastener Specifications
  20. GM5876696Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Front Compartment Air Deflector- Left Side and Right Side (1) - Install

  21. GM5876673Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Front Bumper Fascia Lower Stiffener Bolt- Left Side and Right Side (3) - Install and tighten [6x] - Fastener Specifications

  22. Front Compartment Air Deflector Retainer- Left Side and Right Side (2) - Install [2x]
  23. Front Wheelhouse Liner Bolt- Left Side and Right Side (1) - Install and tighten [4x] - Fastener Specifications
  24. GM5873831Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Front Brake Rotor Cooling Duct Deflector (1)- Left Side and Right Side - Install

  25. Front Brake Rotor Cooling Duct Deflector Bolt (2)- Left Side and Right Side - Install and tighten [6x] - Fastener Specifications
  26. GM5873833Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Left side shown, right side similar.

    Install the 4 chassis harness retainers (1) on the left and right side.

  27. Program the power steering control module. Control Module References
  28. Install the front tire and wheel assemblies. Tire and Wheel Removal and Installation
  29. Lower the vehicle.
  30. Measure and adjust the front toe. Wheel Alignment - Steering Wheel Angle and/or Front Toe Adjustment
  31. Perform the following so the vehicle software relearns the steering center position:
    1. Raise the front wheels off the ground.
    2. Start the vehicle.
    3. Rotate steering wheel to the left lock position and hold tightly for 4 seconds.
    4. Rotate steering wheel to the right lock position and hold tightly for 4 seconds.
    5. Repeat steps 31.3 and 31.4.
    6. Lower the vehicle.
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