Lincoln Aviator 2020-2026 Service Manual / Chassis / Driveline / Rear Drive Axle/Differential / Removal and Installation - Differential Housing Cover

Lincoln Aviator: Rear Drive Axle/Differential / Removal and Installation - Differential Housing Cover

Materials

Name	Specification
Motorcraft® Ultra Silicone Sealant TA-29	WSS-M4G323-A8

Removal

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

Remove the rear axle assembly.
Refer to: Axle Assembly (205-02 Rear Drive Axle/Differential, Removal and Installation).

Remove the differential housing cover bolts and the cover.

NOTE: Make sure the machined surfaces on the rear axle housing and the differential housing cover are clean and free of oil before installing the new silicone sealant. Cover the inside of the rear axle when cleaning the machined surface to prevent contamination.
Clean the gasket mating surfaces of the differential housing and the differential housing cover.

Installation

NOTE: The differential housing cover must be installed within 15 minutes of application of the silicone, or new silicone must be applied. If possible, allow one hour before filling with lubricant to make sure the silicone has correctly cured.

NOTE: Care should be taken not to allow RTV sealant spillage in bowl of differential carrier.
Apply a new bead of sealant to the differential housing as shown.
Material: Motorcraft® Ultra Silicone Sealant / TA-29 (WSS-M4G323-A8)

Install the differential housing cover and the differential housing cover bolts.
Torque: 33 lb.ft (45 Nm)

Install the rear axle assembly.
Refer to: Axle Assembly (205-02 Rear Drive Axle/Differential, Removal and Installation).

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Fastening the Seatbelts

The front outboard and rear safety restraints in the vehicle are combination lap and shoulder belts.

Insert the belt tongue into the proper buckle (the buckle closest to the direction the tongue is coming from) until you hear a snap and feel it latch. Make sure that you securely fasten the tongue in the buckle.

Lincoln Aviator. Fastening the Seatbelts

To unfasten, press the release button and remove the tongue from the buckle.