Hummer H2. Manual - part 2177

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

8. Lower the vehicle.  

9. Verify the wheel alignment. Refer to Wheel Alignment Specifications in Wheel Alignment.  

LOWER CONTROL ARM REPLACEMENT 

Tools Required 

z

J 43631 Ball Joint Remover. See Special Tools and Equipment .  

z

J 45851 Ball Joint Separator Protector Adaptors. See Special Tools and Equipment .  

Removal Procedure 

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

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

3. Remove the stabilizer shaft links from the lower control arm. Refer to Stabilizer Shaft Link 

Replacement .  

4. Remove the shock absorber lower nut and the bolt. Refer to Shock Absorber Replacement .  

5. Remove the torsion bars. Refer to Torsion Bar Replacement .  

6. Remove the lower ball joint stud nut. Discard the nut. 

 

2004 Hummer H2 

2004 SUSPENSION Front Suspension - Hummer H2

  

Fig. 16: Lower Ball Joint & Steering Knuckle 
Courtesy of GENERAL MOTORS CORP. 

7. Disconnect the lower ball joint stud from the steering knuckle using J 43631 (1) and the J 45851 . See 

Special Tools and Equipment . 

 

2004 Hummer H2 

2004 SUSPENSION Front Suspension - Hummer H2

  

Fig. 17: Lower Control Arm Bolts 
Courtesy of GENERAL MOTORS CORP. 

8. Remove the lower control arm nuts and the washers.  

9. Remove the lower control arm bolts.  

Installation Procedure 

1. Install the lower control arm. 

 

2004 Hummer H2 

2004 SUSPENSION Front Suspension - Hummer H2

  

Fig. 18: Lower Control Arm Bolts 
Courtesy of GENERAL MOTORS CORP. 

2. Install the lower control arm bolts. 

 

2004 Hummer H2 

2004 SUSPENSION Front Suspension - Hummer H2