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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 21 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Heater and Air Conditioning Evaporator Case Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM4283100Courtesy of GENERAL MOTORS COMPANY

    Install the air conditioning evaporator case (1) onto the heater and air conditioning evaporator (2).

  2. GM4283126Courtesy of GENERAL MOTORS COMPANY

    Latch the air conditioning evaporator case (1) onto the heater and air conditioning evaporator indicated by the arrows.

  3. GM4283140Courtesy of GENERAL MOTORS COMPANY

    Latch the air conditioning evaporator case (2) onto the heater and air conditioning evaporator indicated by the arrows.

  4. Air Conditioning Evaporator Thermal Expansion Valve (1) - Install - Air Conditioning Evaporator Thermal Expansion Valve Replacement 
  5. GM4283077Courtesy of GENERAL MOTORS COMPANY

    Latch the heater and air conditioning evaporator and blower case (1) onto the air conditioning evaporator case indicated by the arrows.

  6. Air Conditioning Wiring Harness - Connect as necessary
  7. GM4283050Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Heater and Air Conditioning Evaporator and Blower Module Screw (1) - Install - Heater and Air Conditioning Evaporator and Blower Lower Case Replacement 

  8. GM4326251Courtesy of GENERAL MOTORS COMPANY

    Floor Front Air Outlet Duct - Right Side (2) - Install

  9. Floor Front Air Outlet Duct Bolt (1) - Install - Floor Front Air Outlet Duct Replacement - Right Side 
  10. GM4283064Courtesy of GENERAL MOTORS COMPANY

    Heater and Air Conditioning Evaporator and Blower Module Screw (2) - Install [2x] - Air Conditioning Evaporator Replacement (R-1234yf) 

  11. Attach the heater and air conditioning evaporator and blower module insulator (1) to the heater and air conditioning evaporator and blower module.
  12. GM4282567Courtesy of GENERAL MOTORS COMPANY

    Heater Core (2) - Install

  13. Rotate the heater core tube bracket (1) down and latch.
  14. GM4282536Courtesy of GENERAL MOTORS COMPANY

    Heater and Air Conditioning Evaporator and Blower Module Screw (2) - Install - Heater Core Replacement 

  15. Heater And Air Conditioning Evaporator Tube Seal (1) - Install [2x]
  16. GM4228739Courtesy of GENERAL MOTORS COMPANY

    Heater and Air Conditioning Evaporator and Blower Module (1) - Install - Heater and Air Conditioning Evaporator and Blower Module Removal and Installation