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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Propeller Shaft) >> Repair Instructions >> Propeller Shaft Replacement (LSY, F46) >> 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. GM5334765Courtesy of GENERAL MOTORS COMPANY

    Apply a thin layer of grease to the transmission output shaft splines (1). Adhesives, Fluids, Lubricants, and Sealers 

  2. Loosely install a NEW propeller shaft hub clamp (3) to the propeller shaft joint boot.
  3. Support and secure the propeller shaft (2) to a suitable hydraulic jack stand.
  4. Propeller Shaft (2) - Install
  5. GM5317838Courtesy of GENERAL MOTORS COMPANY

    Prepare the 2 propeller shaft bearing support bolts (1) for installation as follows:

    1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth.
    2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive.
    3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers 
    4. Ensure there are no gaps in the thread locking adhesive once applied to the component.
    6. CAUTION:

    Refer to Fastener Caution .

  6. Propeller Shaft Bearing Support Bolt (1) - Install and tighten [2x] - Fastener Specifications 
  7. Remove the hydraulic jack stand supporting the propeller shaft.
  8. GM5317835Courtesy of GENERAL MOTORS COMPANY

    Prepare the 3 rear propeller shaft bolts (1) and nuts (3) for installation as follows:

    1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth.
    2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive.
    3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers 
    4. Ensure there are no gaps in the thread locking adhesive once applied to the component.
  9. Align the relationship marks (2) made on the propeller shaft and the rear differential flange.
  10. Rear Propeller Shaft Bolt (1) - Install [3x]
  11. Rear Propeller Shaft Nut (3) - Loosely install [3x]
  12. Rear Propeller Shaft Bolt (1) - Tighten [3x] - Fastener Specifications 
  13. GM5811460Courtesy of GENERAL MOTORS COMPANY

    Ensure that the drive shaft boot is completely seated in the output shaft groove prior to crimping the propeller shaft hub clamp (1).

  14. Using the DT-35910  Drive Axle Seal Clamp Pliers (2), crimp the propeller shaft hub clamp (1) until the final crimped outer diameter (a) is 39 - 41 mm (1.54 - 1.61 in).
  15. GM5811464Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Number 2 Cross Bar Reinforcement (1) - Install

  16. Floor Panel Number 2 Cross Bar Reinforcement Bolt (2) - Install and tighten [4x] - Fastener Specifications
  17. GM5309833Courtesy of GENERAL MOTORS COMPANY

    Exhaust Intermediate Underbody Heat Shield (2) - Install

  18. Exhaust Heat Shield Bolt (1) - Install and tighten [6x] - Fastener Specifications
  19. GM5309214Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Gasket (2) - Install NEW

  20. Exhaust Muffler (1) - Install
  21. GM5309211Courtesy of GENERAL MOTORS COMPANY

    Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Right Side (3) - Install

  22. Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Right Side (2) - Install
  23. GM5309202Courtesy of GENERAL MOTORS COMPANY

    Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator-Left Side (3) - Install

  24. Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Install
  25. GM5309188Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Nut (1) - Install and tighten [2x] - Fastener Specifications

  26. GM5471236Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Reinforcement (1) - Install

  27. Floor Panel Number 4 Cross Bar Reinforcement Bolt (2) - Install and tighten [6x] - Fastener Specifications
  28. GM5400642Courtesy of GENERAL MOTORS COMPANY

    Underbody Rear Air Deflector- Right Side (5) - Install

  29. Underbody Rear Air Deflector Plastic Nut (3) - Install and tighten [3x] - Fastener Specifications
  30. Underbody Rear Air Deflector Bolt (2) - Install and tighten [3x] - Fastener Specifications
  31. Underbody Rear Air Deflector Nut (4) - Install and tighten [2x] - Fastener Specifications
  32. Rear Wheelhouse Liner Screw (1) - Install and tighten - Fastener Specifications
  33. GM5471237Courtesy of GENERAL MOTORS COMPANY

    Rear Tire Front Air Deflector- Right Side (1) - Install

  34. Rear Tire Front Air Deflector Bolt (2) - Install and tighten [2x] - Fastener Specifications
  35. GM5400553Courtesy of GENERAL MOTORS COMPANY

    Underbody Rear Air Deflector- Left Side (5) - Install

  36. Underbody Rear Air Deflector Plastic Nut (2) - Install and tighten [3x] - Fastener Specifications
  37. Underbody Rear Air Deflector Bolt (3) - Install and tighten [3x] - Fastener Specifications
  38. Underbody Rear Air Deflector Nut (4) - Install and tighten [2x] - Fastener Specifications
  39. Rear Wheelhouse Liner Screw (1) - Install and tighten - Fastener Specifications
  40. GM5395705Courtesy of GENERAL MOTORS COMPANY

    Rear Tire Front Air Deflector- Left Side (2) - Install

  41. Rear Tire Front Air Deflector Bolt (1) - Install and tighten [2x] - Fastener Specifications
  42. Inspect the exhaust system for leaks.
  43. Remove the support and lower the vehicle.
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