F 250 4WD Super Duty V8-5.4L SOHC VIN L (1999)
Differential Cover: Service and Repair
Removal
1. Raise and support the vehicle.
2. Remove the axle housing cover.
1
Remove the 12 axle housing cover bolts, and drain the lubricant from the rear axle housing.
2
Remove the axle housing cover.
Installation
1. CAUTION: Make sure the machined surfaces on both the rear axle housing and the axle housing cover are clean and free of oil before
applying the new silicone sealant. The inside of the rear axle must be covered when cleaning the machined surface to prevent
contamination.
Clean the gasket mating surface of the rear axle and the axle housing cover.
2. Apply a new, continuous bead of sealant to the axle housing cover.
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Use Silicone Rubber D6AZ-19562-AA or equivalent meeting Ford specifications ESB-M4G92-A and ESE-WG195-A.
3. NOTE: The axle housing cover must be installed within 15 minutes of application of the silicone, or new sealant must be applied. If possible,
allow 1 hour before filling with lubricant to ensure the silicone sealant has properly cured.
Install the axle housing cover and tighten the axle housing cover bolts.
