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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Transfer Case - BW 4475) >> Repair Instructions - On Vehicle >> Rear Output Shaft Seal Replacement >> Installation Procedure

Installation Procedure

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  1. GM5360225Courtesy of GENERAL MOTORS COMPANY

    Using the DT-49861-A  Seal Installer (1), install a NEW rear output shaft seal (2).

  2. Using the J-44907  Bearing Installer (3), install a NEW rear output shaft oil slinger (4).
  3. GM5334765Courtesy of GENERAL MOTORS COMPANY

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

  4. Loosely install a NEW propeller shaft hub clamp (3) to the propeller shaft joint boot.
  5. Support and secure the propeller shaft (2) to a suitable hydraulic jack stand.
  6. Propeller Shaft (2) - Install
  7. 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.
    8. CAUTION:

    Refer to Fastener Caution .

  8. Propeller Shaft Bearing Support Bolt (1) - Install and tighten [2x] - Fastener Specifications
  9. Remove the hydraulic jack stand supporting the propeller shaft.
  10. 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.
  11. Align the relationship marks (2) made on the propeller shaft and the rear differential flange.
  12. Rear Propeller Shaft Bolt (1) - Install [3x]
  13. Rear Propeller Shaft Nut (3) - Loosely install [3x]
  14. Rear Propeller Shaft Bolt (1) - Tighten [3x] - Fastener Specifications
  15. GM5317844Courtesy of GENERAL MOTORS COMPANY
  16. Ensure that the drive shaft boot is completely seated in the output shaft groove prior to crimping the propeller shaft hub clamp (2).
  17. Using the DT-35910  Drive Axle Seal Clamp Pliers (1), crimp the propeller shaft hub clamp (2) until the final crimped outer diameter (a) is 39 - 41 mm (1.54 - 1.61 in).
  18. GM5394598Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Gasket (2) - Install NEW

  19. Exhaust Muffler (1) - Install
  20. GM5399464Courtesy of GENERAL MOTORS COMPANY

    { If equipped } Front Crossmember Brace (2) - Install

  21. { If equipped } Front Crossmember Brace Nut (1) - Install and tighten [4x] - Fastener Specifications
  22. GM5309211Courtesy of GENERAL MOTORS COMPANY

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

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

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

  25. Exhaust Muffler (1) @ Exhaust Intermediate Pipe Insulator-Left Side (2) - Install
  26. GM5394596Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Exhaust Control Valve Actuator - Connect [2x]

  27. GM5309188Courtesy of GENERAL MOTORS COMPANY

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

  28. GM5400756Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Reinforcement (2) - Install

  29. Floor Panel Number 4 Cross Bar Reinforcement Bolt (1) - Install and tighten [6x] - Fastener Specifications
  30. GM5400642Courtesy of GENERAL MOTORS COMPANY

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

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

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

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

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

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

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

  43. Rear Tire Front Air Deflector Bolt (1) - Install and tighten [2x] - Fastener Specifications
  44. Inspect the exhaust system for leaks.
  45. Fill the transfer case to the correct level with the correct fluid.
  46. Remove the support and lower the vehicle.
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