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Home >> Cadillac >> 2021 >> CT4 V, RWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Front Brake Pipe Replacement - Right Side (Front Brake Pipe) >> Removal Procedure

Removal Procedure

  1. Drain the cooling system. Cooling System Draining and Filling (LSY GE 47716) , or Cooling System Draining and Filling (LSY Static Fill) , or Cooling System Draining and Filling (LSY with V03 Static Fill) , or Cooling System Draining and Filling (L3B Static Fill) , or Cooling System Draining and Filling (L3B GE 47716) , or Cooling System Draining and Filling (LSY with V03 GE 47716)
  2. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  3. GM5325063Courtesy of GENERAL MOTORS COMPANY

    Using the appropriate trim tool, remove the windshield wiper arm finish caps (1) from both windshield wiper arms (3).

  4. Windshield Wiper Arm Nut (2) - Remove [2x]
  5. Grasp the outer ends of the windshield wiper arms (3) and gently rock both arms back and forth to remove the windshield wiper arms (3) from the windshield wiper transmission pivot shafts.
  6. GM5417116Courtesy of GENERAL MOTORS COMPANY

    Apply two layers of masking tape on the body around the top edges of the air inlet grille panel extensions (1) to prevent paint damage.

  7. Using a suitable plastic trim tool, carefully release the air inlet grille panel extension (1) clips.
  8. Remove the air inlet grille panel extensions (1) from the air inlet grille panel and both upper front fenders.
  9. GM5421986Courtesy of GENERAL MOTORS COMPANY

    Remove the hood rear outer air inlet seal retainers (1) from both sides.

  10. Remove the hood rear outer air inlet seals (2) from both sides.
  11. GM5421990Courtesy of GENERAL MOTORS COMPANY

    Remove the front compartment side sight shield retainers (1) from both sides.

  12. Remove the front compartment side sight shields (2) from both sides.
  13. GM5417442Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Grille Panel Retainer (1) - Remove [6x]

  14. Air Inlet Grille Panel (2) - Remove
  15. Disconnect the windshield washer nozzle hose from the windshield washer pump hose.
  16. Lift the front edge of the air inlet grille panel (2) and slide the panel forward from both hood hinges and remove.
  17. GM5420286Courtesy of GENERAL MOTORS COMPANY

    Windshield Wiper System Module Shield (1) - Remove

  18. NOTE:

    To prevent erroneous DTC's, disconnect the battery negative cable before disconnecting the windshield wiper motor electrical connector.

  19. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  20. GM5420344Courtesy of GENERAL MOTORS COMPANY

    Disconnect the windshield wiper motor electrical connector.

  21. Windshield Wiper System Module Bolt (1) - Remove [2x]
  22. Slide the windshield wiper system module (2) inboard to release the grommet from the plenum and remove the windshield wiper system module from the vehicle.
  23. GM5499581Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector Retainer (1) - Remove [2x]

  24. GM5499583Courtesy of GENERAL MOTORS COMPANY

    Air Inlet Deflector Water Deflector (1) - Remove

  25. GM5422039Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Nut (1) - Remove [3x]

  26. Plenum Front Panel Bolt (2) - Remove [3x]
  27. Disengage the retainers and pull the forward lamp wiring harness extension (3) out from the plenum front panel.
  28. GM5422041Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel Bolt (1) - Remove [4x]

  29. Plenum Front Panel Nut (2) - Remove [3x]
  30. Disengage the retainers and pull the forward lamp wiring harness extension (3) out from the plenum front panel.
  31. GM5422044Courtesy of GENERAL MOTORS COMPANY

    Plenum Front Panel (1) - Remove

  32. GM5423993Courtesy of GENERAL MOTORS COMPANY

    Front End Sheet Metal Diagonal Brace Bolt (1) - Remove [2x]

  33. Front End Sheet Metal Diagonal Brace Nut (2) - Remove
  34. Front End Sheet Metal Diagonal Brace (3) - Remove
  35. GM5423999Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank Inlet Hose Clamp (1) - Disengage - Hose Clamp Replacement Guidelines - Spring Type

  36. Radiator Surge Tank Inlet Hose (2) @ Radiator Surge Tank - Remove
  37. Heater Outlet Hose Clamp (3) - Disengage - Hose Clamp Replacement Guidelines - Spring Type
  38. Heater Outlet Hose (4) @ Radiator Surge Tank - Remove
  39. GM5312893Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank Nut (1) - Remove

  40. Clip (2) @ Front Wheelhouse Panel Extension - Remove
  41. GM5312896Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank (1) - Remove

  42. GM5312790Courtesy of GENERAL MOTORS COMPANY

    Heater Inlet Hose Retainer (1) - Disengage

  43. Heater Inlet Hose (2) @ Heater Core Tube - Remove
  44. GM5312708Courtesy of GENERAL MOTORS COMPANY

    Heater Outlet Hose Retainer (1) - Disengage

  45. Heater Outlet Hose (2) @ Heater Core Tube - Remove
  46. GM5336345Courtesy of GENERAL MOTORS COMPANY

    Retainer (1) - Unclip [5x]

  47. Engine Wiring Harness (2) - Reposition away
  48. GM5336351Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Conduit Bracket Bolt (1) - Remove

  49. Engine Wiring Harness Conduit Nut (2) - Remove
  50. Engine Wiring Harness Bracket (3) - Remove
  51. Raise and support the vehicle. Lifting and Jacking the Vehicle
  52. Remove the front tire and wheel assembly. Tire and Wheel Removal and Installation
  53. GM5439107Courtesy of GENERAL MOTORS COMPANY
    NOTE:
    • Quantity of fasteners may vary based on option content.
    • Left side shown, right side similar.

    Engine Front Splash Shield Retainer- Right Side (3) - Remove [2x]

  54. Engine Front Splash Shield Bolt- Right Side (1) - Remove [5x]
  55. Engine Front Splash Shield- Right Side (2) - Remove
  56. GM5515767Courtesy of GENERAL MOTORS COMPANY

    Front Brake Pipe Nut (1) - Remove

  57. Cap the front brake pipe outlet to prevent brake fluid loss and contamination.
  58. Plug the front brake hose inlet to prevent brake fluid loss and contamination.
  59. GM5515765Courtesy of GENERAL MOTORS COMPANY

    Remove the front brake pipe from the retainer (1).

  60. Front Brake Pipe Nut (2) - Remove
  61. Cap the front brake pipe outlet to prevent brake fluid loss and contamination.
  62. Plug the front brake pipe union to prevent brake fluid loss and contamination.
  63. GM5515766Courtesy of GENERAL MOTORS COMPANY

    Remove the front brake pipe from the 3 retainers (2).

  64. Maneuver the front brake pipe (1) out of the vehicle.