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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 134 (Engine Heating And Cooling - Repair Instructions (2 Of 2)) >> Repair Instructions >> Engine Coolant Heater 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. GM5404964

    Engine Coolant Heater (1) - Install and tighten 50 N.m (37 lb ft)

  2. GM5404963

    Engine Coolant Heater Cord (1) @ Engine Coolant Heater (2) - Connect

  3. GM5395328

    Install the generator (1) with the lower generator mounting bolt (2).

  4. GM5395311
    CAUTION:

    Refer to Fastener Caution

    Generator Bolt (2) - Install and tighten - Fastener Specifications

  5. Generator Bolt (1) - Install and tighten - Fastener Specifications
  6. GM5319644

    Auxiliary Generator Battery Jumper Cable (2) - Install

  7. Battery Positive Cable Nut (1) @ Generator - Install and tighten - Fastener Specifications
  8. GM5319645

    Electrical Connector (1) - Connect

  9. GM5407593

    Radiator Inlet Hose Bracket (2) - Install

  10. Radiator Inlet Hose Bracket Bolt (1) - Install and tighten - Fastener Specifications
  11. GM5314114

    Install the air conditioning compressor hose bracket into position.

  12. Air Conditioning Evaporator Tube Clip Bracket Bolt (4) - Install and tighten - Fastener Specifications
  13. GM5314510

    Charge Air Cooler Outlet Air Tube (2) @ Charge Air Cooler (3) - Install

  14. Retainer Spring (1) - Engage
  15. GM5422180

    Front Wheelhouse Liner (3) - Install

  16. Front Wheelhouse Liner Retainer (2) - Install [4x]
  17. Front Wheelhouse Liner Bolt (1) - Install and tighten - Fastener Specifications
  18. GM5422163

    Front Bumper Fascia Center Air Deflector Bolt (1) - Install and tighten [3x] - Fastener Specifications

  19. Front Bumper Fascia Bolt (2) - Install and tighten [2x] - Fastener Specifications
  20. GM5421515

    Engine Front Splash Shield (3) - Install

  21. Engine Front Splash Shield Retainer (2) - Engage [2x] - Fastener Specifications
  22. NOTE:

    Quantity of fasteners may vary based on option content.

  23. Engine Front Splash Shield Bolt (1) - Install and tighten [5x] - Fastener Specifications
  24. GM5318309

    Tire and Wheel Assembly-Left Front (2) - Install - Tire and Wheel Removal and Installation

  25. GM5394612

    Front Tire Front Air Deflector (2) - Install

  26. NOTE:

    Quantity of fasteners may vary based on option content.

  27. Front Tire Front Air Deflector Bolt (1) - Install and tighten [4x] - Fastener Specifications
  28. Lower the vehicle.
  29. GM5314509

    Charge Air Cooler Outlet Air Tube (2) @ Throttle Body - Install

  30. Retainer Spring (1) - Engage
  31. GM5432174

    Intake Manifold Cover (1) @ Upper Intake Manifold Bracket (2) - Install

  32. GM5432171

    Push down on the front of the intake manifold cover (1).

  33. GM5129599

    Using an appropriate tool, rotate the drive belt tensioner (1) counterclockwise and hold tension.

  34. GM5129786

    Accessory Drive Primary Belt (1) - Install

  35. Slowly release tension on the accessory drive primary belt.
  36. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  37. Fill the cooling system. Refer to Cooling System Draining and Filling (L3B Static Fill) , or Cooling System Draining and Filling (L3B GE 47716)
  38. Inspect for coolant leaks.