Hummer H2. Manual - part 2671

Fig. 38: Attaching J 45759 To Transfer Case 
Courtesy of GENERAL MOTORS CORP. 

1. Using the adapter studs, attach the J 45759 to the transfer case. All of the transfer case disassembly 

procedures can be performed with the case mounted to the J 45759 . See Special Tools and Equipment . 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

Fig. 39: View Of J 45759 & J 3289-20 
Courtesy of GENERAL MOTORS CORP. 

2. Mount the J 3289-20 (1) to a sturdy workbench. See Special Tools and Equipment .  

3. Install the J 45759 (2) into J 3289-20 (1) and secure with pivot pin. See Special Tools and Equipment . 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

Fig. 40: Drain Plug & Fill Plug 
Courtesy of GENERAL MOTORS CORP. 

4. Remove the drain plug and the fill plug. Ensure all of the transfer case fluid is drained out of the transfer 

case. 

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2

  

Fig. 41: Prying Inner Seal Race Forward 
Courtesy of GENERAL MOTORS CORP. 

5. Remove the front output shaft seal by inserting a flat-tipped screwdriver behind the inner race of the seal. 

6. Pry the inner seal race forward. 

NOTE:

Refer to Transfer Case Seal Removal Notice in Cautions and Notices.

IMPORTANT: The front output shaft seal is a two piece internal seal. The inner seal race 

is a force fit on the front output shaft.

 

2004 Hummer H2 

2004 DRIVELINE/AXLE Transfer Case - BW 4484 - Hummer H2