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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 Coolant Pump Replacement (LKN) >> Installation Procedure

Installation Procedure

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  1. GM4322015Courtesy of GENERAL MOTORS COMPANY

    Heater Water Auxiliary Pump Bracket (2) @ Heater Coolant Pump - Install

  2. CAUTION:

    Refer to Fastener Caution .

  3. Heater Coolant Pump Bracket Bolt (1) @ Heater Coolant Pump - Install
  4. Engine Coolant Heater Pump Bracket Nut (3) - Install and tighten 9 N.m (80 lb in)
  5. GM4322013Courtesy of GENERAL MOTORS COMPANY

    Heater Coolant Pump (2) - Install

  6. Heater Coolant Pump Bracket Bolt (1) @ Transmission - Install and tighten 9 N.m (80 lb in)
  7. Electrical Connector @ Heater Coolant Pump - Connect
  8. GM4322011Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Retainer (1) @ Heater Water Auxiliary Pump Bracket - Install

  9. High Voltage Air Conditioning Compressor Module Cable Retainer (2) @ Heater Water Auxiliary Pump Bracket - Install
  10. GM4321491Courtesy of GENERAL MOTORS COMPANY

    Heater Coolant Pump Hose - Outlet (2) @ Heater Coolant Pump - Install - Heater Coolant Pump Hose Replacement (Inlet) , or Heater Coolant Pump Hose Replacement (Outlet) , or Heater Coolant Pump Hose Replacement (Pump Inlet LKN) , or Heater Coolant Pump Hose Replacement (Pump Outlet LKN) 

  11. GM4321392Courtesy of GENERAL MOTORS COMPANY

    Heater Coolant Pump Hose - Inlet (2) @ Heater Coolant Pump - Install - Heater Coolant Pump Hose Replacement (Inlet) , or Heater Coolant Pump Hose Replacement (Outlet) , or Heater Coolant Pump Hose Replacement (Pump Inlet LKN) , or Heater Coolant Pump Hose Replacement (Pump Outlet LKN) 

  12. Air Cleaner Outlet Duct - Install - Air Cleaner Outlet Duct Replacement
  13. GM4291640Courtesy of GENERAL MOTORS COMPANY

    Intake Manifold Cover (1) - Install - Intake Manifold Cover Replacement

  14. Enable the high voltage system. High Voltage Enabling
  15. Fill the cooling system. Cooling System Draining and Filling (GE-47716) , or Cooling System Draining and Filling (Static)
  16. Start the engine and check for coolant leaks.