Installation Procedure

WARNING: This page is about a different variant/trim than selected.

NOTE: Refer to FASTENER NOTICE in Cautions and Notices.

IMPORTANT: Use only drain and fill plugs that are made from aluminum. Steel or brass plugs are not compatible with the magnesium case.

Install the drain plug.

Fig 1: View Of Transfer Case Drain Plug
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the plug to 20 N.m (15 lb ft).
Fill the transfer case to the bottom of the fill plug hole with the approved fluid.
Install the fill plug.

Fig 2: View Of Transfer Case Fill Plug
Courtesy of GENERAL MOTORS CORP.

Tighten: Tighten the plug to 20 N.m (15 lb ft).
Lower the vehicle.