Lincoln Aviator: Supplemental Climate Control / Removal and Installation - Cabin Coolant Heater

Removal

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

1. With the vehicle in NEUTRAL, position it on a hoist.
   Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
   

1. Disconnect the batteries.
   Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
   

1. Drain the cooling system.
   Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03A Engine Cooling - 3.0L EcoBoost, General Procedures).
   

1. Remove the front bumper cover.
   Refer to: Front Bumper Cover (501-19 Bumpers, Removal and Installation).
   

1. 1. Disconnect the electrical connectors.
      
   2. Detach the wiring harness routing clips.
      
   3. Remove the ground wire retainer and position aside the wiring harness.
      Torque: 106 lb.in (12 Nm)

1. 1. Disconnect the coolant hoses.
      
   2. Detach the coolant hose routing clips.
      
   3. Remove the retainers and the cabin coolant heater.
      Torque: 26 lb.ft (35 Nm)

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 - 3.0L EcoBoost, General Procedures).