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Lincoln Navigator: Rear Suspension / Upper Trailing Arm. Removal and Installation

Lincoln Navigator 2018-2025 Workshop Manual / Suspension / Rear Suspension / Upper Trailing Arm. 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.

  1. Remove the wheel and tire.
    Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
  1. Detach the wiring retainer and keep aside the rear wheel speed sensor wire.

    1. Remove and discard the upper trailing arm-to-wheel knuckle bolt.
    1. Remove and discard the upper trailing arm-to-frame bolt and flagnut.

Installation

  1. NOTE: Only tighten the nut and bolts finger tight at this stage.


    1. Install the new upper trailing arm-to-wheel knuckle bolt.
    1. Install the new upper trailing arm-to-frame bolt and flagnut.
  1. Attach the wiring retainer and the rear wheel speed sensor wire to the upper trailing arm.
  1. Install the wheel and tire.
    Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
  1. Lower the vehicle so that the weight of the vehicle is on the wheel and tire assemblies.

    1. Tighten the new upper trailing arm-to-wheel knuckle bolt.
      Torque: 184 lb.ft (250 Nm)
    1. Tighten the new upper trailing arm-to-frame bolt and flagnut.
      Torque: 203 lb.ft (275 Nm)

    Upper Arm. Removal and Installation

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    Wheel Bearing and Wheel Hub. Removal and Installation

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    Other information:

    Lincoln Navigator 2018-2025 Workshop Manual: Seatbelt System Functional Tests. General Procedures


    Check Functional Test - Seatbelt Buckle and Tongue   WARNING: All seatbelt components must be inspected and corrected as part of any collision repair. Inspect all seatbelt components as prescribed by Seatbelt Procedure After a Collision found in Section 501-20A General Procedures of this manual...

    Lincoln Navigator 2018-2025 Workshop Manual: Rear Suspension Height Sensor. Removal and Installation


    Removal NOTE: Removal steps in this procedure may contain installation details. Position vehicle on a hoist. Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation). NOTE: Note the position of the components before removal...

    Categories

    • Manuals Home
    • 4th Gen Lincoln Navigator Service Manual (2018 - 2025)
    • Rear Bumper. Removal and Installation
    • Identification Codes. Description and Operation
    • Vehicle Dynamics Control Module (VDM). Removal and Installation
    • Front Bumper Cover. Removal and Installation
    • Body Control Module (BCM). Removal and Installation

    Front Driveshaft. Removal and Installation

    Special Tool(s) / General Equipment

    Crimping Tool

    Materials

    Name Specification Motorcraft® Premium Long-Life Grease
    XG-1-E1 ESA-M1C75-B
     

    Removal

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

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