Fluid - Transfer Case: Service and Repair

Transfer Case Fluid Replacement

Removal Procedure
1. Raise and support the vehicle.





2. Remove the drain plug (2).
3. Remove the fill plug (1).

Installation Procedure





1. Clean the drain plug.

CAUTION:
Refer to Fastener Notice].

2. Install the drain plug (2).
Tightening torque
Tighten the drain plug to 39 Nm (29 ft. lbs.).
3. Fill the transfer case with synthetic gear lubricant GM P/N 89021677 (Canadian P/N 89021678) to the bottom of the fill plug, or 540 ml (18.2 oz).
4. Clean the fill plug and apply adhesive GM P/N 12345493 (Canadian P/N 10953488) to the threads.
5. Install the fill plug (1).
Tightening torque
Tighten the fill plug to 39 Nm (29 ft. lbs.).
6. Lower the vehicle.