Hummer H2. Manual - part 862

Fig. 47: Pinion Shaft Locking Bolt 
Courtesy of GENERAL MOTORS CORP. 

5. Align the hole in the pinion shaft with the bolt hole in the differential case. 

6. Install the new pinion shaft locking bolt. 

Tighten: Tighten the pinion shaft locking bolt to 53 N.m (39 lb ft). 

7. Install the rear cover and the gasket. Refer to Rear Axle Housing Cover and Gasket Replacement .  

8. Install the rear wheel speed sensor. Refer to Wheel Speed Sensor Replacement - Rear in Anti-lock 

Brake System.  

9. Install the brake rotor. Refer to Brake Rotor Replacement - Rear in Disc Brakes.  

10. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and 

NOTE:

Refer to Fastener Notice in Cautions and Notices.

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Rear Drive Axle - Hummer H2

  

Wheels.  

11. Fill the rear axle. Refer to Lubricant Replacement - Rear Drive Axle .  

12. Lower the vehicle.  

REAR AXLE SHAFT SEAL AND/OR BEARING REPLACEMENT 

Tools Required 

z

J 8092 Driver Handle  

z

J 2619-01 Slide Hammer  

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J 29709 Wheel Bearing Installer (9.5 inch Axle)  

z

J 29713 Axle Seal Installer (9.5 inch Axle)  

z

J 44685 Rear Axle Seal and Bearing Remover. See Special Tools and Equipment .  

Removal Procedure 

Fig. 48: Removing Axle Shaft Seal & Bearing From Axle Housing Using J 2619-01 & J 44685 
Courtesy of GENERAL MOTORS CORP. 

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

2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and 

Wheels.  

3. Drain the rear axle lubricant. Refer to Lubricant Replacement - Rear Drive Axle .  

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Rear Drive Axle - Hummer H2

  

4. Remove the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement .  

5. Remove the axle shaft. Refer to Rear Axle Shaft Replacement .  

6. Remove the axle shaft seal and the bearing from the axle housing using the J 2619-01 and the J 44685 . 

See Special Tools and Equipment .  

Installation Procedure 

Fig. 49: Installing Axle Shaft Bearing Using J 29709 & J 8092 
Courtesy of GENERAL MOTORS CORP. 

1. Install the axle shaft bearing using the J 29709 and the J 8092 . See Special Tools and Equipment .  

2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube. 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Rear Drive Axle - Hummer H2

  

Fig. 50: Installing Axle Shaft Seal Using J 29713 
Courtesy of GENERAL MOTORS CORP. 

3. Install the axle shaft seal using the J 29713 . See Special Tools and Equipment .  

4. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.  

5. Install the axle shaft. Refer to Rear Axle Shaft Replacement .  

6. Install the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement .  

7. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and 

Wheels.  

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Rear Drive Axle - Hummer H2