Hummer H2. Manual - part 2697

Fig. 137: Rear Sun Gear 
Courtesy of GENERAL MOTORS CORP. 

42. Install the rear sun gear. 

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The shoulder side of the gear faces up.  

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Do not rotate the differential pinion gears. 

 

2004 Hummer H2 

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

  

Fig. 138: Rotating Rear Output Shaft 
Courtesy of GENERAL MOTORS CORP. 

43. Temporarily install the rear output shaft to the planetary differential and the rear sun gear.  

44. Rotate the rear output shaft three or four revolutions to rotate the planetary differential pinion gears. If 

properly aligned, the pinion gears will rotate freely, there will be no binding.  

45. Remove the rear output shaft without disturbing the rear sun gear. 

 

2004 Hummer H2 

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

  

Fig. 139: Shift Fork Shaft Spring 
Courtesy of GENERAL MOTORS CORP. 

46. Install the shift fork shaft spring. 

 

2004 Hummer H2 

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

  

Fig. 140: Installing Front Output Shaft Rear Bearing In Rear Case Half 
Courtesy of GENERAL MOTORS CORP. 

47. Install the front output shaft rear bearing in the rear case half. 

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Use a hammer and a brass drift only on the outer bearing race.  

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Ensure the bearing is kept square to the bore while installing. 

 

2004 Hummer H2 

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