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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Transfer Case - BW 4475) >> Repair Instructions - Off Vehicle >> Transfer Case Disassemble >> Special Tools

Special Tools

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.

Equivalent regional tools: Special Tools 

  1. GM5333519Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Vibration Dampener Bolt (1) - Remove and DISCARD - { If equipped }

  2. Transfer Case Vibration Dampener (2) - Remove - { If equipped }
  3. GM5333521Courtesy of GENERAL MOTORS COMPANY

    Use M10 x 1.5 mm nuts and bolts to retain the assembly to the fixture.

  4. J - 36842  Transaxle Holding Fixture (1) - Install @ Transfer Case (3)
  5. NOTE:

    Always secure with the pivot pin after rotating.

  6. Attached transfer case and J - 36842  Transaxle Holding Fixture (1) to the DT-3289 - 20  Holding Fixture (2).
  7. GM5333545Courtesy of GENERAL MOTORS COMPANY

    Remove and DISCARD the 2 transfer case front output shaft boot clamps (1).

  8. Transfer Case Front Output Shaft Boot (2) - Remove
  9. NOTE:

    Remove the vent as required. If vent removal is required, install a NEW vent during assembly.

  10. Transfer Case Vent (3) - Remove and DISCARD
  11. NOTE:

    Remove the transfer case-to-transmission studs as required.

  12. Use DT - 49308  Stud Remover and Installer (5) @ Transfer Case Stud (4) - Remove and DISCARD
  13. GM5333528Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Oil Fill Plug (1) - Remove and DISCARD

  14. Transfer Case Oil Drain Plug (3) - Remove and DISCARD
  15. Transfer Case Fluid Temperature Sensor (4) - Remove
  16. GM5333541Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Machined Surface Damage Caution .

    Transfer Case Rear Output Shaft Oil Slinger (1) - Remove and DISCARD

  17. Transfer Case Rear Output Shaft Seal (2) - Remove and DISCARD
  18. GM5333549Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Half Bolt (1) - Remove and DISCARD [15x]

  19. Separate the case halves using a pry bar at the pry point locations.
  20. Remove the transfer case rear case half (2) from the transfer case front case half (3).
  21. GM5333537Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Output Shaft Ring (1) - Remove and DISCARD

  22. Transfer Case Output Shaft (2) - Remove
  23. Transfer Case Front Output Shaft Oil Slinger (3) - Remove and DISCARD
  24. GM5333564Courtesy of GENERAL MOTORS COMPANY

    Remove the connector wire retaining clip (1) and separate the wires from the connector.

  25. Conduit (2) - Remove
  26. Transfer Case Access Hole Plug (3) - Remove [2x]
  27. GM5333565Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Two/Four Wheel Drive Clutch Coil Nut (1) - Remove and DISCARD [3x]

  28. Transfer Case Two/Four Wheel Drive Clutch Coil (2) - Remove
  29. GM5333567Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Oil Separator Bolt (1) - Remove and DISCARD [4x]

  30. Transfer Case Separator Plate (2) - Remove
  31. Transfer Case Oil Pump Screen (3) - Remove
  32. NOTE:

    Remove the pins only as required.

  33. Transfer Case Half Locating Pin (4) - Remove [2x]
  34. GM5333572Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Oil Pump Retaining Ring (1) - Remove and DISCARD

  35. Inlet Pump Port (2) - Remove
  36. Transfer Case Oil Pump (3) - Remove
  37. Transfer Case Oil Pump Shaft (4) - Remove
  38. GM5333600Courtesy of GENERAL MOTORS COMPANY

    Assemble special tools J-29369 - 2  Bushing and Bearing Remover - 2 - 3 in (4), J-45124  Removal Bridge (2), J-45124 - 9  Puller Leg (3), to remove the bearing.

  39. Transfer Case Front Output Shaft Rear Bearing (1) - Remove
  40. GM5333601Courtesy of GENERAL MOTORS COMPANY

    Use special tools J-29369 - 2  Bushing and Bearing Remover - 2 - 3 in (4), J-45124  Removal Bridge (2), J-45124 - 9  Puller Leg (1), to remove the bearing.

  41. Transfer Case Rear Output Shaft Rear Bearing (1) - Remove
  42. GM5333602Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Rear Output Shaft Rear Bearing Retaining Ring (1) - Remove and DISCARD

  43. Transfer Case Four Wheel Drive Clutch Shim (2) - Remove
  44. Transfer Case Four Wheel Drive Clutch Housing Bearing (3) - Remove
  45. Transfer Case Two/Four Wheel Drive Clutch Coil Housing (4) - Remove
  46. GM5333605Courtesy of GENERAL MOTORS COMPANY
  47. Cam (1) - Remove
  48. Transfer Case Scissor Lever Ball (2) - Remove [3x]
  49. Transfer Case Scissor Mechanism Lever (3) - Remove
  50. Transfer Case Four Wheel Drive Clutch Pressure Plate Spring (4) - Remove
  51. GM5333609Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Two/Four Wheel Drive Clutch Retaining Ring (1) - Remove and DISCARD

  52. Transfer Case Armature (2) - Remove
  53. NOTE:

    If the clutch pack assembly is replaced, reprogramming of the transfer case module is required. K69 Transfer Case Control Module: Programming and Setup .

  54. Transfer Case High/Low Clutch (3) - Remove
  55. Transfer Case Front Output Shaft Driven Sprocket Spacer (4) - Remove
  56. GM5334213Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Input Shaft Gear (1) - Remove

  57. Transfer Case Front Output Shaft Drive Sprocket Spacer (2) - Remove [2x]
  58. Transfer Case Front Output Shaft Drive Sprocket Bearing (3) - Remove [2x]
  59. GM5333626Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The case halves, idler gear, and idler gear bearings and races are not available as separate service parts. If component replacement is required, the transfer case is to be replaced as an assembly.

    Transfer Case Idler Gear (1) - Remove

  60. NOTE:

    The orientation and of the gear and the location of the front output shaft snap ring groove for assembly. The gear is to be installed with the front output shaft snap ring groove facing away from the front case half.

  61. Transfer Case Front Output Shaft Gear (2) - Remove
  62. GM5333628Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Input Shaft Washer (1) - Remove

  63. Transfer Case Front Output Shaft Drive Sprocket Bearing (2) - Remove
  64. Transfer Case Vent Baffle Bolt (3) - Remove and DISCARD
  65. Transfer Case Vent Baffle (4) - Remove
  66. GM5333629Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Spread the input shaft front bearing retainer ring to remove the input shaft.

    Transfer Case Input Shaft (1) - Remove

  67. Transfer Case Input Shaft Bearing (2) - Remove
  68. Transfer Case Input Shaft Bore Plug (3) - Remove
  69. GM5333630Courtesy of GENERAL MOTORS COMPANY

    Assemble special tools J-29369 - 2  Bushing and Bearing Remover - 2 - 3 in (4), J-45124  Removal Bridge (2), J-45124 - 9  Puller Leg (3), to remove the bearing.

  70. Transfer Case Front Output Shaft Front Bearing (1) - Remove
  71. GM5333631Courtesy of GENERAL MOTORS COMPANY

    Transfer Case Front Output Shaft Seal (1) - Remove and DISCARD

  72. Transfer Case Input Shaft Seal (2) - Remove and DISCARD