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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Propeller Shaft) >> Repair Instructions >> Propeller Shaft Replacement (LSY, F46) >> Removal Procedure

Removal 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. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. GM5395705Courtesy of GENERAL MOTORS COMPANY

    Rear Tire Front Air Deflector Bolt (1) - Remove [2x]

  3. Rear Tire Front Air Deflector- Left Side (2) - Remove
  4. GM5400553Courtesy of GENERAL MOTORS COMPANY

    Rear Wheelhouse Liner Screw (1) - Remove

  5. Underbody Rear Air Deflector Plastic Nut (2) - Remove [3x]
  6. Underbody Rear Air Deflector Bolt (3) - Remove [3x]
  7. Underbody Rear Air Deflector Nut (4) - Remove [2x]
  8. Underbody Rear Air Deflector- Left Side (5) - Remove
  9. GM5471237Courtesy of GENERAL MOTORS COMPANY

    Rear Tire Front Air Deflector Bolt (2) - Remove [2x]

  10. Rear Tire Front Air Deflector- Right Side (1) - Remove
  11. GM5400642Courtesy of GENERAL MOTORS COMPANY

    Rear Wheelhouse Liner Screw (1) - Remove

  12. Underbody Rear Air Deflector Bolt (2) - Remove [3x]
  13. Underbody Rear Air Deflector Plastic Nut (3) - Remove [3x]
  14. Underbody Rear Air Deflector Nut (4) - Remove [2x]
  15. Underbody Rear Air Deflector- Right Side (5) - Remove
  16. GM5471236Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Number 4 Cross Bar Reinforcement Bolt (2) - Remove [6x]

  17. Floor Panel Reinforcement (1) - Remove
  18. GM5309188Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Nut (1) - Remove [2x]

  19. GM5309202Courtesy of GENERAL MOTORS COMPANY

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator - Left Side (2) - Separate

  20. Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator - Left Side (3) - Separate
  21. GM5309211Courtesy of GENERAL MOTORS COMPANY

    Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator - Right Side (2) - Separate

  22. Exhaust Muffler (1) @ Exhaust Rear Muffler Insulator - Right Side (3) - Separate
  23. GM5309214Courtesy of GENERAL MOTORS COMPANY

    Exhaust Muffler (1) - Remove

  24. Catalytic Converter Gasket (2) - Remove and DISCARD
  25. GM5309833Courtesy of GENERAL MOTORS COMPANY

    Exhaust Heat Shield Bolt (1) - Remove [6x]

  26. Exhaust Intermediate Underbody Heat Shield (2) - Remove
  27. GM5811464Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Number 2 Cross Bar Reinforcement Bolt (2) - Remove [4x]

  28. Floor Panel Number 2 Cross Bar Reinforcement (1) - Remove
  29. GM5811466Courtesy of GENERAL MOTORS COMPANY

    Propeller Shaft Hub Clamp (1) - Remove and DISCARD

  30. GM5317835Courtesy of GENERAL MOTORS COMPANY

    Mark (2) the relationship of the propeller shaft to the rear differential flange using a paint pen.

  31. CAUTION:

    When removing the propeller shaft, do not remove the propeller shaft coupler from the propeller shaft assembly. The only bolts that should be removed are those that mount each coupler to the transmission output flange, and to the rear drive axle input flange. Failure to properly remove the propeller shaft assembly may cause coupler damage, resulting in necessary replacement of the entire propeller shaft.

  32. Rear Propeller Shaft Nut (3) - Remove [3x]
  33. Rear Propeller Shaft Bolt (1) - Remove [3x]
  34. Support and secure the propeller shaft to a suitable hydraulic jack stand.
  35. GM5317838Courtesy of GENERAL MOTORS COMPANY

    Propeller Shaft Bearing Support Bolt (1) - Remove [2x]

  36. GM5317841Courtesy of GENERAL MOTORS COMPANY

    Propeller Shaft (1) - Remove