Lubricant Replacement
Lubricant ChangeRemoval Procedure
1. Raise the vehicle. Refer to Vehicle Lifting.
2. For the 8.6 inch, 9.5 inch and the 10.5 inch axles, remove the rear axle fill plug.
3. For the 11.5 inch axle, remove the fill plug.
4. Remove the rear axle drain plug.
5. Drain the lubricant into a suitable container.
6. Inspect the drain plug for excessive metal particle accumulation. This accumulation is symptomatic of extreme wear.
7. Clean the drain plug.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the rear axle drain plug.
^ Tighten the rear axle drain plug to 33 Nm (24 lb ft).
2. Fill the rear axle. Use the proper fluid.
3. For the 8.6 inch, 9.5 inch and the 10.5 inch axles, install the rear axle fill plug.
^ Tighten the rear axle fill plug to 33 Nm (24 lb ft).
4. For the 11.5 inch axle, install the seal and the fill plug.
^ Tighten the rear axle fill plug to 33 Nm (24 lb ft).
5. Lower the vehicle.