Hummer H2. Manual - part 2116

Fig. 11: Removing Power Steering Pump Pulley 
Courtesy of GENERAL MOTORS CORP. 

3. Remove the power steering pump pulley using the J 25034-C . See Special Tools and Equipment .  

Installation Procedure 

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

Fig. 12: Installing Power Steering Pump Pulley 
Courtesy of GENERAL MOTORS CORP. 

1. Place the power steering pump pulley on the end of the power steering pump shaft.  

2. Install the power steering pump pulley using J 25033-C . See Special Tools and Equipment . 

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

Fig. 13: Checking Power Steering Pump Pulley Installed Depth 
Courtesy of GENERAL MOTORS CORP. 

3. Ensure that the power steering pump pulley is flush against the power steering pump shaft, with an 

allowable variance of 0.25 mm (0.010 in).  

4. Install the drive belt. Refer to Drive Belt Replacement - Accessory in Engine Mechanical.  

5. Install the upper fan shroud. Refer to Fan Shroud Replacement in Engine Cooling.  

POWER STEERING PUMP REPLACEMENT 

Removal Procedure 

1. Remove the power steering pulley. Refer to Power Steering Pulley Replacement .  

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2

  

2. Place a drain pan under the pump.  

3. Remove the hose guide bracket from the front of the pump.  

4. Remove the hoses from the pump.  

5. Remove the bolt retaining the rear bracket to the engine. 

Fig. 14: Power Steering Pump 
Courtesy of GENERAL MOTORS CORP. 

6. Remove the bolts from the front of the pump.  

7. Remove the pump from the vehicle. 

 

2004 Hummer H2 

2004 STEERING Power Steering System - Hummer H2