Fluid - Transfer Case: Service and Repair

Transfer Case Fluid Replacement

Removal Procedure

1. Raise the vehicle. Refer to Vehicle Lifting.





2. Remove the fill plug (2) and gasket.
3. Place a container under the drain plug (1) in order to catch the oil.
4. Remove the drain plug and gasket. Allow the oil to drain.

Installation Procedure

Notice: Refer to Fastener Notice in Service Precautions.





1. Install the drain plug (1) and gasket.

Tighten
Tighten the drain plug to 32 Nm (24 ft. lbs.).

2. Fill the transfer case with synthetic gear oil GM P/N United States 12378514 Canada P/N 88901045, or equivalent.
3. Fill the transfer case to the bottom of the oil fill plug hole.
4. Install the oil fill plug (2) and gasket.

Tighten
Tighten the oil fill plug to 28 Nm (21 ft. lbs.).

5. Lower the vehicle.