Ford Explorer: Rear Climate Control / Removal and Installation - Rear Heater Core

Ford Explorer 2020-2022 Service Manual / Electrical / Climate Control System / Rear Climate Control / Removal and Installation - Rear Heater Core

Special Tool(s) / General Equipment

Hose Clamp Remover/Installer

Removal

NOTE: Removal steps in this procedure may contain installation details.

  1. Drain the cooling system.
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 2.3L EcoBoost (201kW/273PS), General Procedures).
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03B Engine Cooling - 3.0L EcoBoost, General Procedures).
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03C Engine Cooling - 3.3L Duratec-V6, General Procedures).
  1. Remove the RHR wheel and tire.
    Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
  1. Remove the retainers and position aside RHR wheel splashshield.
  1. Release clamp and position aside coolant line.
    Use the General Equipment: Hose Clamp Remover/Installer
  1. Remove the RH loadspace trim panel.
    Refer to: Loadspace Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
    • Remove and discard the heater core clamps, position aside the heater core inlet and outlet tubes.
    • Remove the retainers and the rear heater core access cover.
  1. Remove the rear heater core.

Installation

  1. To install, reverse the removal procedure.
  1. Fill and bleed the cooling system.
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 2.3L EcoBoost (201kW/273PS), General Procedures).
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03B Engine Cooling - 3.0L EcoBoost, General Procedures).
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03C Engine Cooling - 3.3L Duratec-V6, General Procedures).

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