Hummer H2. Manual - part 2133

21. Install the pitman shaft seals and bearing. Refer to Pitman Shaft Seals and Bearing Replacement - Off 

Vehicle (700 Gear) .  

22. To adjust the steering gear; refer to one of the following procedures: 

z

Worm Thrust Bearing Preload Adjustment - Off Vehicle (700 Gear)  

z

Pitman Shaft Over-Center Preload Adjustment - Off Vehicle (670 Gear)  

PITMAN SHAFT SEALS AND BEARING REPLACEMENT - OFF VEHICLE (700 GEAR) 

Tools Required 

z

J 6278 Pitman Shaft Bearing Remover and Installer. See Special Tools and Equipment .  

z

J 4245 Internal Snap Ring Pliers. See Special Tools and Equipment .  

Disassembly Procedure 

steering gear housing.

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

Fig. 74: Removing Pitman Arm & Pitman Shaft Boot From Steering Gear 
Courtesy of GENERAL MOTORS CORP. 

1. Remove the pitman shaft and the side cover. Refer to Steering Gear Pitman Shaft and Housing Cover 

Replacement - Off Vehicle (700 Gear) .  

2. Remove the pitman arm (3) from the steering gear (1).  

3. Remove the pitman shaft boot (2). 

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

Fig. 75: Installing Retaining Ring Using J 4245 (700 Gear) 
Courtesy of GENERAL MOTORS CORP. 

4. Remove the dust seal (1).  

5. Remove the retaining ring using the J 4245 . See Special Tools and Equipment . 

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

Fig. 76: Prying Backup Washer & Double Lip Seal From Steering Gear Housing 
Courtesy of GENERAL MOTORS CORP. 

6. Use a screwdriver to pry the backup washer (3) and the double lip seal (2) from the steering gear housing 

(1).  

7. Inspect the steering gear housing (1) for burrs. 

IMPORTANT: Use care not to score the steering gear housing bore when prying out the 

seals and the washers.

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2