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Home >> Chevrolet >> 2021 >> Trailblazer RS, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 1.0L (L4B L4F L4G LIJ) Or 1.2L (L4H L4K LIF LIH) - Repair Instructions) >> Repair Instructions >> Charge Air Cooler Inlet Air Hose Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    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.

  1. GM4888096Courtesy of GENERAL MOTORS COMPANY

    Check the rubber seal (1) is inside the inlet air hose.

  2. GM5389464Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Inlet Air Hose (1) - Install

  3. GM5389463Courtesy of GENERAL MOTORS COMPANY
    NOTE:

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

    Position charge air cooler inlet air tube perpendicular to charge air cooler and install.

  4. Charge Air Cooler Inlet Air Hose - Install
  5. Retainer Spring (1) - Engage
  6. Verify connection is properly made by pulling and pushing on the duct at the quick connector location.
  7. GM5389462Courtesy of GENERAL MOTORS COMPANY

    Retainer Spring (1) - Engage

  8. GM5389461Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Charge Air Cooler Inlet Air Hose Clamp Nut (1) - Install and tighten 9 N.m (80 lb in)

  9. GM5389460Courtesy of GENERAL MOTORS COMPANY

    Tube Clip (2) - Install [2x]

  10. Wiring Harness Retainer (1) - Install [3x]
  11. GM5456132Courtesy of GENERAL MOTORS COMPANY

    Radiator Inlet Hose (3) @ Engine - Install

  12. Radiator Inlet Hose Clamp (1) - Install - Hose Clamp Replacement Guidelines - Spring Type
  13. Radiator Inlet Hose Clip (2) - Install
  14. GM5369641Courtesy of GENERAL MOTORS COMPANY

    Air Cleaner Assembly (1) - Install - Air Cleaner Assembly Replacement 

  15. GM5369647Courtesy of GENERAL MOTORS COMPANY

    Intake Air Duct (2) - Install - Intake Air Duct Replacement 

  16. GM5218047Courtesy of GENERAL MOTORS COMPANY

    Front Compartment Insulator (4) - Install - Front Compartment Insulator Replacement (Base)

  17. Fill the cooling system to the proper level. Cooling System Draining and Filling (GE-47716) , or Cooling System Draining and Filling (Static)
  18. Start vehicle and listen for whistling at the charge air cooler inlet tube quick connect located at the charge air cooler.