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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 57 (Engine Heating And Cooling - Repair Instructions (1 Of 2)) >> Repair Instructions >> Radiator Surge Tank Replacement (LF4) >> Installation Procedure

Installation Procedure

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  1. GM5862553

    Radiator Surge Tank (1) - Install

  2. GM5862541

    Radiator Surge Tank Clip (1) @ Front Wheelhouse Panel Extension - Install

  3. GM5862522
    CAUTION:

    Refer to Fastener Caution .

    Radiator Surge Tank Nut (1) - Install and tighten - Fastener Specifications

  4. GM5861175

    Heater Outlet Hose (4) @ Radiator Surge Tank - Install

  5. Heater Outlet Hose Clamp (3) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  6. Radiator Surge Tank Inlet Hose (2) @ Radiator Surge Tank - Install
  7. Radiator Surge Tank Inlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type 
  8. GM5865881

    Plenum Front Panel (1) - Install

  9. GM5865879

    Plenum Front Panel Bolt (1) - Install and tighten [4x] - Fastener Specifications

  10. Plenum Front Panel Nut (2) - Install and tighten [3x] - Fastener Specifications
  11. GM5422039

    Plenum Front Panel Nut (1) - Install and tighten [3x] - Fastener Specifications

  12. Plenum Front Panel Bolt (2) - Install and tighten [3x] - Fastener Specifications
  13. Install the forward lamp wiring harness extension (3) into the plenum front panel.
  14. Connect the electrical connector.
  15. GM5499583

    Air Inlet Deflector Water Deflector (1) - Install

  16. GM5499581

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

  17. GM5420344

    Install the windshield wiper system module (2) in the vehicle.

  18. Windshield Wiper System Module Bolt (1) - Install and tighten [2x] - Fastener Specifications
  19. Connect the windshield wiper motor electrical connector.
  20. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  21. GM5420286

    Windshield Wiper System Module Shield (1) - Install

  22. GM5417442

    Install the air inlet grille panel (2) between both hood hinges.

  23. Connect the windshield washer nozzle hose to the windshield washer pump hose.
  24. Air Inlet Grille Panel (2) - Install
  25. Air Inlet Grille Panel Retainer (1) - Install- Left Side and Right Side [6x]
  26. GM5862927
    NOTE:

    Left side shown, right side similar.

    Front Compartment Side Sight Shield- Left Side and Right Side (2) - Install [2x]

  27. Front Compartment Side Sight Shield Retainer- Left Side and Right Side (1) - Install [6x]
  28. GM5865291
    NOTE:

    Left side shown, right side similar.

    Air Inlet Grille Panel Extension- Left Side and Right Side (2) - Install [2x]

  29. Air Inlet Grille Panel Retainer- Left Side and Right Side (1) - Install [4x]
  30. GM5421986
    NOTE:

    Left side shown, right side similar.

    Hood Rear Outer Air Inlet Seal- Left Side and Right Side (2) Install [2x]

  31. Hood Rear Outer Air Inlet Seal Retainer - Left Side and Right Side (1) - Install [2x]
  32. GM5417116
    NOTE:

    Left side shown, right side similar.

    Air Inlet Grille Panel Extension- Left Side and Right Side (1) - Install [2x]

  33. Remove the masking tape from the top edge of the service part.
  34. Using a 50/50 mixture of isopropyl alcohol and clean drinkable water with a clean towel, remove any left over adhesive residue from the masking tape.
  35. GM5325063
    NOTE:

    Left side shown, right side similar.

    Clean the windshield wiper transmission pivot shaft splines with a soft wire brush before installing the windshield wiper arm (3).

  36. Position the windshield wiper arm (3) on the windshield wiper transmission pivot shaft.
  37. Windshield Wiper Arm Nut- Left Side and Right Side (2) - Install and tighten [2x] - Fastener Specifications
  38. Windshield Wiper Arm Finish Cap- Left Side and Right Side (1) - Install [2x]
  39. GM5416557

    If required, realign the windshield wipers to their respective alignment circles (1) on the windshield.

  40. Lubricate the windshield with clean washer fluid.
  41. Run the windshield wipers for two complete cycles then turn off the windshield wipers.
  42. Ensure the windshield wipers are in the full park position.
  43. Inspect the windshield wipers for proper position to the alignment circles (1) on the windshield.
  44. Fill the cooling system to the proper level. 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) , or Cooling System Draining and Filling (LF4 Static Fill) , or Cooling System Draining and Filling (LF4 GE 47716) 
  45. Start the engine and check for coolant leaks.
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