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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 Outlet 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 outlet air hose.

  2. GM5389469Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Outlet Air Hose (1) - Install

  3. GM5389468Courtesy of GENERAL MOTORS COMPANY

    Charge Air Cooler Outlet Air Hose Retainer Spring (1) - Engage

  4. GM5448064Courtesy 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 outlet air tube (2) perpendicular to charge air cooler and install.

  5. Charge Air Cooler Outlet Air Hose (2) - Install
  6. Charge Air Cooler Outlet Air Hose Retainer Spring (1) - Engage
  7. Verify connection is properly made by pulling and pushing on the duct at the quick connector location.
  8. Start vehicle and listen for whistling at the charge air cooler outlet tube quick connect located at the charge air cooler.
  9. GM5218047Courtesy of GENERAL MOTORS COMPANY

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