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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Propeller Shaft) >> Repair Instructions >> Front Axle Propeller Shaft Replacement (L3B) >> 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. GM5339607Courtesy of GENERAL MOTORS COMPANY

    If the transfer case front output shaft boot (1) was removed, perform the following:

    1. Loosely install a NEW transfer case front output shaft boot clamp (2) to the groove of the transfer case front output shaft boot (1).
    2. Install the transfer case front output shaft boot (1) to the front axle propeller shaft groove ensuring that it is completely engaged.
    3. Using the DT-35910  Drive Axle Seal Clamp Pliers (3), crimp the transfer case front output shaft boot clamp (2) until the final crimped diameter (a) of 37.5 mm (1.48 in) is achieved.
  2. GM5339608Courtesy of GENERAL MOTORS COMPANY

    Loosely install a NEW transfer case front output shaft boot clamp (3) into the groove of the transfer case front output shaft boot (2).

  3. Front Axle Propeller Shaft (1) - Install
  4. GM5339603Courtesy of GENERAL MOTORS COMPANY

    Prepare the 6 front axle propeller shaft 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.
  5. Align the marks made between the front axle propeller shaft (2) and the front differential carrier flange.
  6. Front Axle Propeller Shaft Washer (3) - Install [3x]
    7. CAUTION:

    Refer to Fastener Caution .

  7. Install and tighten the 6 front axle propeller shaft bolts (1) in a crisscross pattern. Fastener Specifications 
  8. GM5481383Courtesy of GENERAL MOTORS COMPANY

    Ensure that the front transfer case front output shaft boot (2) is completely engaged into the transfer case front output shaft.

  9. Ensure that the front transfer case front output shaft boot clamp (1) is completely engaged into the front transfer case front output shaft boot (2).
  10. GM5339609Courtesy of GENERAL MOTORS COMPANY

    Using the DT-35910  Drive Axle Seal Clamp Pliers (1), crimp the transfer case front output shaft boot clamp (2) until the final crimped diameter (a) of 37.5 mm (1.48 in) is achieved.

  11. GM5326444Courtesy of GENERAL MOTORS COMPANY

    Transmission Mount (2) - Install

    12. NOTE:

    For proper bolt alignment, loosely install all mount bolts prior to tightening to specifications.

  12. Transmission Mount Bolt (1) - Loosely install
  13. GM5326445Courtesy of GENERAL MOTORS COMPANY

    Transmission Mount Bracket Bolt (1) - Loosely install [4x]

  14. GM5326444Courtesy of GENERAL MOTORS COMPANY

    Transmission Mount Bolt (1) - Tighten - Fastener Specifications

  15. GM5326445Courtesy of GENERAL MOTORS COMPANY

    Transmission Mount Bracket Bolt (1) - Tighten [4x] - Fastener Specifications

  16. Remove the jack from beneath the transmission.
  17. GM5334107Courtesy of GENERAL MOTORS COMPANY

    Front Axle Propeller Shaft Heat Shield (3) - Install

  18. Front Axle Propeller Shaft Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications 
  19. Front Axle Propeller Shaft Heat Shield Stud (2) - Install and tighten - Fastener Specifications 
  20. GM5403768Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Gasket (3) - Install NEW

  21. Exhaust Pipe Clamp (2) - Install NEW
    22. NOTE:

    Ensure that the catalytic converter gasket is fully seated on the warm up three-way catalytic converter inlet flange.

  22. Warm Up Three-Way Catalytic Converter (1) - Install
  23. GM5442538Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Brace (3) - Install

  24. Catalytic Converter Brace Bolt (2) - Install and tighten [2x] - Fastener Specifications
  25. Catalytic Converter Brace Bracket Nut (1) - Install and tighten [2x] - Fastener Specifications
  26. GM5403738Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Inspect on all sides of the warm up three-way catalytic converter to verify it is fully seated prior to tightening the exhaust pipe clamp.

    Exhaust Pipe Clamp (1) - Tighten - Fastener Specifications

  27. GM5394598Courtesy of GENERAL MOTORS COMPANY

    Catalytic Converter Gasket (2) - Install NEW

  28. Exhaust Muffler (1) - Install
  29. GM5399464Courtesy of GENERAL MOTORS COMPANY

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

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

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

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

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

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

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

  36. GM5309188Courtesy of GENERAL MOTORS COMPANY

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

  37. GM5400756Courtesy of GENERAL MOTORS COMPANY

    Floor Panel Reinforcement (2) - Install

  38. Floor Panel Number 4 Cross Bar Reinforcement Bolt (1) - Install and tighten [6x] - Fastener Specifications
  39. GM5399124Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    A special anti-seize compound is used on the heated oxygen sensor threads. The compound consists of liquid graphite and glass beads. The graphite will burn away, but the glass beads will remain, making the sensor easier to remove. New or service sensors will have the compound already applied to the threads. IF a sensor is removed and is to be reinstalled, the threads MUST have an anti-seize compound applied before installation. Adhesives, Fluids, Lubricants, and Sealers

    CAUTION:

    Refer to Component Fastener Tightening Caution .

    Using the EN-6179  Heated Oxygen Sensor Remover/Installer, install the heated oxygen sensor (1). Fastener Specifications

  40. Connect the electrical connector.
  41. GM5395459Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Heat Shield (1) - Install

  42. GM5395458Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications

  43. GM5395457Courtesy of GENERAL MOTORS COMPANY

    Turbocharger Heat Shield Bolt (1) - Install and tighten [2x] - Fastener Specifications

  44. GM5399121Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    A special anti-seize compound is used on the heated oxygen sensor threads. The compound consists of liquid graphite and glass beads. The graphite will burn away, but the glass beads will remain, making the sensor easier to remove. New or service sensors will have the compound already applied to the threads. IF a sensor is removed and is to be reinstalled, the threads MUST have an anti-seize compound applied before installation. Adhesives, Fluids, Lubricants, and Sealers

    Using the EN-6179  Heated Oxygen Sensor Remover/Installer, install the heated oxygen sensor (1). Fastener Specifications

  45. Connect the electrical connector.
  46. GM5479539Courtesy of GENERAL MOTORS COMPANY

    Install the air cleaner (1) and air cleaner outlet duct (2) as an assembly.

  47. GM5479537Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness (3) - Move into position

  48. Wiring Harness Retainer (2) @ Air Cleaner Assembly - Install [4x]
    49. CAUTION:

    Refer to Component Fastener Tightening Caution .

  49. Air Cleaner Outlet Duct Clamp (1) - Tighten - Fastener Specifications
  50. GM5479536Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (4) - Connect [2x]

  51. Positive Crankcase Ventilation Tube (3) - Connect - Plastic Collar Quick Connect Fitting Service
  52. Evaporative Emission Canister Purge Tube (2) - Connect - Plastic Collar Quick Connect Fitting Service
    53. CAUTION:

    Refer to Fastener Caution .

  53. Air Cleaner Bolt (1) - Install and tighten - Fastener Specifications
  54. Inspect the exhaust system for leaks.
  55. Remove the support and lower the vehicle.
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