Installation Procedure

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 GMC Sierra, 2002 Chevrolet Tahoe, and 2002 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

Install the vent hose connector into the differential carrier assembly.
Apply a small amount of sealer GM P/N 12346004 (Canadian P/N 10953480) or equivalent onto the threads.

NOTE: Refer to FASTENER NOTICE .

Tighten the vent hose connector.

Tighten

Tighten the vent hose connector to 28 N.m (21 lb ft).

Fig 1: Installing Vent Hose Connector Into Differential Carrier Assembly
Courtesy of GENERAL MOTORS CORP.
Connect the vent hose to the vent hose connector.
Lower the vehicle.

Fig 2: Connecting Vent Hose To Vent Hose Connector
Courtesy of GENERAL MOTORS CORP.