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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (Engine Mechanical - 3.6L (LF4) - Repair Instructions (1 Of 4)) >> Repair Instructions >> Crankshaft Front Oil Seal Replacement >> Installation Procedure

Installation Procedure

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  1. GM5873766
    NOTE:

    Do not lubricate the crankshaft front oil seal or the crankshaft balancer sealing surfaces.

    Using the EN-29184  Oiil Seal Installer (1) install the NEW crankshaft front oil seal (2).

  2. GM5873722
    NOTE:
    • Align the notch of the crankshaft balancer to the timing pin in the crankshaft.
    • Some components not shown for graphic clarity.

    Crankshaft Balancer (1) - Loosely install

  3. GM5162409
    NOTE:

    Some components not shown for graphic clarity.

    Install the EN-41478 - A  Crankshaft Front Oil Seal Installer (1) and the EN-41665 - A  Crankshaft Balancer and Sprocket Installer (2) to the crankshaft balancer (2).

  4. Use the adjustment nut on the EN-41478 - A  Crankshaft Front Oil Seal Installer (1) to properly seat the crankshaft balancer (3).
  5. Once the crankshaft balancer has been properly seated, remove the EN-41478 - A  Crankshaft Front Oil Seal Installer (1) and the EN-41665 - A  Crankshaft Balancer and Sprocket Installer (2).
  6. GM5162410
    NOTE:

    Some components not shown for graphic clarity.

    Install the EN-52287  Balancer Holding Kit (1) and the EN-956 - 1  Extension Bar (2) to the crankshaft balancer (3).

  7. GM5162412
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Some components not shown for graphic clarity.

    Crankshaft Balancer Bolt (1) - Install NEW and tighten - Fastener Specifications

  8. Remove the EN-52287  Balancer Holding Kit (1) and the EN-956 - 1  Extension Bar (2) to the crankshaft balancer (3).
  9. GM5877068

    Install the front cradle sheer plate (2) between the front bumper fascia center air deflector and the driveline and front suspension cradle and raise into position.

  10. Ensure that the left and right side wheelhouse liners (1) are positioned in place under the front cradle sheer plate (2).
  11. GM5877073

    Front Wheelhouse Liner Bolt (1) - Install and tighten [2x] - Fastener Specifications

  12. GM5877036

    Front Crossmember Brace Bolt (3) - Install and tighten [8x] - Fastener Specifications

  13. Front Cradle Shear Plate Nut (2) - Install and tighten [2x] - Fastener Specifications
  14. Front Cradle Shear Plate Bolt (1) - Install and tighten [4x] - Fastener Specifications
  15. Remove the jack.
  16. GM5862911

    Front Bumper Fascia Air Deflector Retainer (2) - Install

  17. Front Bumper Fascia Air Deflector Bolt (1) - Install and tighten [4x] - Fastener Specifications
  18. GM5874489
    NOTE:

    Left side shown, right side similar.

    Front Compartment Air Deflector- Left Side and Right Side (1) - Install

  19. GM5874488
    NOTE:

    Left side shown, right side similar.

    Front Compartment Air Deflector Bolt- Left Side and Right Side (3) - Install and tighten [6x] - Fastener Specifications

  20. Front Wheelhouse Liner Retainer- Left Side and Right Side (2) - Install [2x]
  21. Front Wheelhouse Liner Bolt- Left Side and Right Side (1) - Install and tighten [6x] - Fastener Specifications
  22. Remove the support and lower the vehicle.
  23. GM5866934

    Radiator Outlet Hose (1) - Install

  24. GM5866945

    Install the radiator outlet hose (2) to the right side charge air cooler ensuring that it is fully seated.

  25. Install the radiator outlet hose retainer (3) into the radiator outlet hose connector.
  26. Radiator Outlet Hose Clip (1) @ Charge Air Cooler Bracket - Install
  27. GM5422180
    NOTE:

    Left side shown, right side similar.

    Front Wheelhouse Liner- Right Side (3) - Install - Front Wheelhouse Liner Replacement , or Front Wheelhouse Liner Replacement (Blackwing)

  28. GM5866915

    Radiator Outlet Hose Clip (2) @ Engine Cooler Fan - Install

  29. Radiator Outlet Hose Clip (1) @ Radiator Outlet Hose Bracket - Install
  30. GM5866913

    Radiator Outlet Hose (1) @ Engine Radiator - Install

  31. Radiator Outlet Hose Clamp (2) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  32. GM5865285

    Radiator Outlet Hose (4) @ Radiator Outlet Pipe - Install

  33. Radiator Outlet Hose (3) @ Engine Oil Cooler Adapter - Install
  34. Radiator Outlet Hose Clamp (2) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  35. Radiator Outlet Hose Clamp (1) - Engage - Hose Clamp Replacement Guidelines - Spring Type
  36. GM5854879

    Use a suitable tool to rotate the drive belt tensioner (1) counterclockwise, then hold tension.

  37. Install the accessory drive primary belt (2) onto the last idler pulley. Check to ensure that the drive belt is centered on each pulley, and fully seated into ribbed pulleys.
  38. Slowly release tension from the drive belt tensioner (1).
  39. Inspect the accessory drive primary belt (2) again to ensure centered on each pulley.
  40. GM5862960

    Air Cleaner Assembly (2) - Install

  41. Air Cleaner Bolt (1) - Install and tighten - Fastener Specifications
  42. Install all retainers and wiring harnesses to the air cleaner assembly as necessary.
  43. Connect the 2 mass airflow sensor electrical connectors.
  44. GM5864667

    Auxiliary Air Cleaner Outlet Duct (4) - Install

  45. Air Cleaner Outlet Duct Clamp (3) - Tighten - Fastener Specifications
  46. Air Cleaner Outlet Duct (2) - Install
  47. Air Cleaner Outlet Duct Clamp (1) - Tighten - Fastener Specifications
  48. GM5839407
    NOTE:

    Left side shown, right side similar.

    Front End Sheet Metal Cross Brace- Left Side and Right Side (3) - Install [2x]

  49. Front Suspension Strut Upper Mounting Nut- Left Side and Right Side (2) - Install and tighten [4x] - Fastener Specifications
  50. Front End Sheet Metal Cross Brace Bolt- Left Side and Right Side (1) - Install and tighten [6x] - Fastener Specifications
  51. Install all wiring harness retainers to the front end sheet metal cross braces.
  52. GM5864524

    Radiator Air Upper Baffle- Upper (3) - Install

  53. Radiator Air Upper Baffle Bolt (2) - Install and tighten [2x] - Fastener Specifications
  54. Radiator Air Upper Baffle Retainer (1) - Install [5x]
  55. GM5839233

    Transmission Control Module (1) @ Engine Control Module Bracket (2) - Install

  56. Engine Control Module Bracket (2) - Install
  57. GM5839232

    Engine Control Module Bracket Bolt (1) - Install and tighten [3x] - Fastener Specifications

  58. GM5839234

    Engine Control Module (1) - Install

  59. Connect the electrical connectors.
  60. GM5861123

    Radiator Surge Tank Outlet Pipe (3) - Install

  61. Radiator Surge Tank Inlet Hose Clamp (4) @ Engine Radiator - Engage - Hose Clamp Replacement Guidelines - Spring Type
  62. Radiator Surge Tank Inlet Hose Clip (2) @ Engine Control Module Bracket - Install
  63. Radiator Surge Tank Inlet Hose Clamp (1) @ Radiator Surge Tank Inlet Hose - Engage - Hose Clamp Replacement Guidelines - Spring Type
  64. Connect the negative battery cable. Battery Negative Cable Disconnection and Connection
  65. Fill the cooling system to the proper level. Refer to Cooling System Draining and Filling (LF4 Static Fill) , or Cooling System Draining and Filling (LF4 GE 47716)
  66. Start the engine and check for coolant leaks.
  67. Perform the crankshaft position variation learn. Crankshaft Position Variation Learn
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