Hummer H2. Manual - part 2226

Removal Procedure 

1. Depressurize the air suspension system. Refer to Air Suspension Depressurization Procedure .  

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

3. Allow the rear axle to hang in the full rebound position. 

CAUTION: Do NOT remove an air supply pipe in an attempt to depressurize the air 

suspension. Always follow the Air Suspension Depressurization 
Procedure in Air Suspension. Failure to follow this procedure may cause 
personal injury or damage to the vehicle.

 

2004 Hummer H2 

2004 SUSPENSION Air Suspension - Hummer H2

  

Fig. 38: Removing & Installing Air Spring 
Courtesy of GENERAL MOTORS CORP. 

4. Depress the anti-rotation peg in the air spring top plate located in the upper spring seat.  

5. With the anti-rotation peg depressed, rotate the air spring counterclockwise and remove the air spring 

IMPORTANT: There is a raised feature on the outer rim of the air spring top plate that 

denotes the anti rotation peg position.

 

2004 Hummer H2 

2004 SUSPENSION Air Suspension - Hummer H2

  

from the upper spring seat.  

6. Remove the air spring from the vehicle. 

Fig. 39: Air Supply Line & Air Spring 
Courtesy of GENERAL MOTORS CORP. 

7. Disconnect the air supply line from the air spring. Refer to Air Suspension Air Line Replacement . 

 

2004 Hummer H2 

2004 SUSPENSION Air Suspension - Hummer H2

  

Fig. 40: Air Spring Support 
Courtesy of GENERAL MOTORS CORP. 

8. Remove the air spring support from the axle, if necessary.  

Installation Procedure 

 

2004 Hummer H2 

2004 SUSPENSION Air Suspension - Hummer H2