Tighten Tighten the drain plug to 39 N·m (29 lb ft).
Fill the transfer case with lubricant to the bottom of the fill plug, or 540 ml (18.2 oz). Refer
to
Adhesives, Fluids, Lubricants, and Sealers
for lubricant recommendation.
Clean the fill plug and apply adhesive GM P/N 12345493 (Canadian P/N 10953488) to the threads.
Install the fill plug.
Tighten Tighten the fill plug to 39 N·m (29 lb ft).