Installation Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6 and 2006 Chevrolet Uplander. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Fill & Drain Plugs

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to FASTENER NOTICE in Cautions and Notices.

Install the drain plug (1) and gasket.
Tighten: Tighten the drain plug to 32 N.m (24 lb ft).
Fill the transfer case with synthetic gear oil GM P/N United States 12378514 Canada P/N 88901045 or equivalent. Refer to Capacities - Approximate Fluid in General Information.
Fill the transfer case to the bottom of the oil fill plug hole.
Install the oil fill plug (2) and gasket.
Tighten: Tighten the oil fill plug to 28 N.m (21 lb ft).
Lower the vehicle.