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Lincoln Navigator: Engine Cooling - 3.5L EcoBoost (272kW/370PS) / Thermostat. Removal and Installation

Lincoln Navigator 2018-2025 Workshop Manual / Engine / Engine Cooling - 3.5L EcoBoost (272kW/370PS) / Thermostat. Removal and Installation

Materials

Name Specification
Motorcraft® Yellow Concentrated Antifreeze/Coolant
VC-13-G
WSS-M97B57-A1
 
Motorcraft® Orange Concentrated Antifreeze/Coolant
VC-3-B
WSS-M97B44-D
 

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 (303-03 Engine Cooling - 3.5L EcoBoost (272kW/370PS), General Procedures).
  1. Remove the air cleaner outlet pipe.
    Refer to: Air Cleaner Outlet Pipe (303-12 Intake Air Distribution and Filtering - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
  1. NOTICE: Cover the accessory drive belts to prevent coolant contamination of the belts.

    Completely cover the accessory drive belts with waterproof plastic.
  1. Disconnect PCV hose from CAC outlet tube.
  1. NOTE: During installation, make sure the coolant outlet connection is fully seated on the thermostat housing before tightening the bolts.

    Remove the bolts and position the coolant outlet connector aside.
    Torque: 89 lb.in (10 Nm)
  1. Remove the thermostat and discard the O-ring seal.

Installation

    1. NOTICE: Use Motorcraft® Orange Antifreeze/Coolant for vehicles built up to 08-July-2018 and Motorcraft® Yellow Antifreeze/Coolant for vehicles built from 09-July-2018. Failure to use the correct coolant can degrade corrosion protection.

      Install a new O-ring seal and lubricate it with clean engine coolant.
      Material: Motorcraft® Orange Concentrated Antifreeze/Coolant / VC-3-B (WSS-M97B44-D)
      Material: Motorcraft® Yellow Concentrated Antifreeze/Coolant / VC-13-G (WSS-M97B57-A1)
    1. To install, reverse the removal procedure.
  1. Fill and bleed the cooling system.
    Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03 Engine Cooling - 3.5L EcoBoost (272kW/370PS), General Procedures).

    Radiator. Removal and Installation

    Removal NOTE: Removal steps in this procedure may contain installation details. Drain the cooling system. Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding (303-03 Engine Cooling - 3...

    Thermostat Housing. Removal and Installation

    Special Tool(s) / General Equipment Hose Clamp Remover/Installer Materials Name Specification Motorcraft® Yellow Concentrated Antifreeze/CoolantVC-13-G WSS-M97B57-A1  Motorcraft® Orange Concentrated Antifreeze/CoolantVC-3-B WSS-M97B44-D  Removal NOTE: Removal steps in this procedure may contain installation details...

    Other information:

    Lincoln Navigator 2018-2025 Workshop Manual: Fuel System. Diagnosis and Testing


    Symptom Chart(s) Symptom Chart: Fuel System Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation). for information regarding Ford-specific diagnostic practices...

    Lincoln Navigator 2018-2025 Workshop Manual: Radiator Support Assembly. Removal and Installation


    Special Tool(s) / General Equipment 6.5 mm Drill Bit Polydrive Bit Socket Rivet Gun Self-Piercing Rivet (SPR) Remover/Installer Belt Sander Hot Air Gun Materials Name Specification Seam SealerTA-2-B, 3M™ 08308, LORD Fusor® 803DTM -  Removal NOTE: Aluminum body panels are highly receptive to heat tra..

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    Front Stabilizer Bar Link. Removal and Installation

    Removal

    NOTICE: Suspension fasteners are critical parts that affect the performance of vital components and systems. Failure of these fasteners may result in major service expense. Use the same or equivalent parts if replacement is necessary. Do not use a replacement part of lesser quality or substitute design. Tighten fasteners as specified.

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

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

    NOTICE: Do not use power tools to remove or install the stabilizer bar

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