Hummer H2. Manual - part 2672

Fig. 42: Inner Seal Race 
Courtesy of GENERAL MOTORS CORP. 

7. Using a small pry bar, move the inner seal race forward on the front output shaft.  

8. Remove the inner seal race from the front output shaft. 

 

2004 Hummer H2 

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

  

Fig. 43: Output Shaft Seal 
Courtesy of GENERAL MOTORS CORP. 

9. Insert a flat-tipped screwdriver or a small pry bar between the outer lip of the front output shaft seal and 

the transfer case.  

10. Remove the remaining part of the front output shaft seal from the transfer case. 

 

2004 Hummer H2 

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

  

Fig. 44: Transfer Case Encoder/Motor Assembly 
Courtesy of GENERAL MOTORS CORP. 

11. Remove the encoder motor bracket bolt.  

12. Remove the encoder motor mounting bolts.  

13. Remove the encoder motor assembly. 

 

2004 Hummer H2 

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

  

Fig. 45: Speed Sensor & O-Ring 
Courtesy of GENERAL MOTORS CORP. 

14. Remove the rear vehicle speed sensor (VSS) and the O-ring seal. 

 

2004 Hummer H2 

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