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Home >> Cadillac >> 2021 >> CT4 Sport, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 59 (Engine Controls And Fuel - 2.0L (LSY) - Repair Instructions) >> Repair Instructions >> Charge Air Cooler Inlet Air Tube Replacement >> 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.
    CAUTION:

    Verify the charge air cooler inlet and outlet air tube quick connect seal condition and location prior to installation. Seal must be evenly seated in the quick connector body and sealing surface must be free of deformation and damage. Deformed or damaged seals can lead to reduced engine power and/or engine stalling.

    NOTE:

    DO NOT insert fingers inside quick connect to manipulate duct during disassembly/assembly. Rubber pad gloves increase risk to dislodge seal.

  1. GM5314513

    Position charge air cooler inlet air tube (2) perpendicular to charge air cooler (2) and install.

  2. Retainer Spring (1) - Engage
  3. Verify connection is properly made by pulling and pushing on the tube at the quick connector location.
  4. GM5421975

    Front Wheelhouse Liner (3) - Install

  5. Front Wheelhouse Liner Retainer (2) - Install [4x]
    6. CAUTION:

    Refer to Fastener Caution

  6. Front Wheelhouse Liner Screw (1) - Install and tighten [7x] - Fastener Specifications
  7. GM5421941

    Front Bumper Fascia Air Deflector Screw (1) - Install and tighten - Fastener Specifications

  8. Front Bumper Upper Fascia Screw (2) - Install and tighten - Fastener Specifications
    1. If equipped with AWD:
      1. GM5421586

        Engine Front Splash Shield (3) - Install

      2. Push Pin (1) - Install
      3. Engine Front Splash Shield Screw (2) - Install and tighten [5x] - Fastener Specifications
    2. If equipped with RWD:
      1. GM5421504

        Engine Front Splash Shield (3) - Install

      2. Push Pin (2) - Install [2x]
      3. Engine Front Splash Shield Screw (1) - Install and tighten [5x] - Fastener Specifications
  9. GM5421943

    Front Tire Front Air Deflector (2) - Install

  10. Front Tire Front Air Deflector Bolt (1) - Install and tighten [3x] - Fastener Specifications
  11. Install the tire and wheel assembly. Tire and Wheel Removal and Installation
  12. GM5314511

    Charge Air Cooler Inlet Air Tube (2) @ Turbocharger (3) - Install

  13. Retainer Spring (1) - Engage
  14. GM5405476

    Air Cleaner Outlet Duct (1) - Install

  15. Connect the electrical connector.
  16. GM5405472

    Positive Crankcase Ventilation Tube (3) - Connect - Plastic Collar Quick Connect Fitting Service 

  17. Evaporative Emission Canister Purge Tube (2) - Connect - Plastic Collar Quick Connect Fitting Service 
  18. Air Cleaner Outlet Duct Clamp (1) - Tighten [2x] - Fastener Specifications
  19. Start vehicle and listen for whistling at the charge air cooler inlet air tube quick connect located at the charge air cooler.
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