Leaking differential side seals

1. Remove the transfer case.
2. Replace the differential side seals.

Leak around pinion flange

Replace the pinion seals.

Leaking drain and/or fill plugs

1. Inspect for sealer and proper torque.
2. Drain the fluid.
3. Clean the plugs.
4. Replace the sealer.
5. Fill the transfer case with fluid.