Hummer H2. Manual - part 912

Fig. 30: Differential Carrier Assembly & Hole Plug
Courtesy of GENERAL MOTORS CORP.

1. Install the differential carrier assembly hole plug into the differential carrier assembly.

Apply a small amount of sealer GM P/N 12346004 (Canadian P/N 10953480) or equivalent onto the
threads.

2. Tighten the differential carrier assembly hole plug.

Tighten: Tighten the differential carrier assembly hole plug to 28 N.m (21 lb ft).

NOTE:

Refer to Fastener Notice in Cautions and Notices.

2004 Hummer H2

2004 DRIVELINE/AXLE Front Drive Axle - Hummer H2

3. Turn the front wheels to the straight ahead position.

4. Lower the vehicle.

VENT HOSE REPLACEMENT

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

2. Remove the front differential carrier shield, if equipped. Refer to Engine Protection Shield

Replacement in Frame and Underbody.

3. Remove the vent hose (1) from the wiring bundle.

4. Remove the vent hose from the clip.

IMPORTANT: Make note of the routing in order to aid in reassembly.

2004 Hummer H2

2004 DRIVELINE/AXLE Front Drive Axle - Hummer H2

Fig. 31: Identifying Vent Hose & Differential Carrier Case Assembly
Courtesy of GENERAL MOTORS CORP.

5. Remove the vent hose (1) from the differential carrier case assembly (2).

6. Remove the vent hose (1) from the vehicle.

Installation Procedure

2004 Hummer H2

2004 DRIVELINE/AXLE Front Drive Axle - Hummer H2

Fig. 32: Identifying Vent Hose & Differential Carrier Case Assembly
Courtesy of GENERAL MOTORS CORP.

1. Install the vent hose (1) to the vehicle.

Route the vent hose the same way as when removed.

Ensure the hose is free of kinks and routes clear of sharp components.

Ensure the vent hose is not plugged.

2. Connect the vent hose (1) to the differential carrier case assembly (2).

3. Install the vent hose (1) to the wiring bundle.

4. Install the vent hose to the clip.

2004 Hummer H2

2004 DRIVELINE/AXLE Front Drive Axle - Hummer H2