- Raise the vehicle. Refer to
Lifting and Jacking the Vehicle .
- Remove the transfer case drain plug (1) and drain the fluid.
- Apply pipe sealant GM P/N 12346004 (Canadian P/N 10953480) to the threads of the transfer case drain plug.
Notice: Refer to Fastener Notice in the Preface section.
- Install the transfer case drain plug (1).
Tighten
Tighten the transfer case drain plug to 25 N·m (18 lb ft).
- Remove the transfer case fill plug (2).
- Fill the transfer case to the bottom of the fill hole with manual transmission and transfer case fluid. Refer to
Adhesives, Fluids, Lubricants, and Sealers.
- Apply pipe sealant G/M P/N 12346004 (Canadian P/N 10953480) to the threads of the transfer case plug.
- Install the transfer case fill plug.
Tighten
Tighten the transfer case fill plug to 25 N·m (18 lb ft).
- Lower the vehicle.