Hummer H3. Manual — part 963

Fig. 78: View Of Bearing Cap Bolts
Courtesy of GENERAL MOTORS CORP.

15. Mark the bearing caps left and right then remove the bearing cap bolts and the bearing caps.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

Fig. 79: Removing Differential Case From Axle Housing
Courtesy of GENERAL MOTORS CORP.

16. Remove the differential case from the axle housing using a pry bar and a block of wood.

CAUTION: To prevent personal injury and/or component damage,

support the differential case when removing the case
from the axle housing. If the case is not supported, the
differential case could fall and cause personal injury or
damage to the differential case.

NOTE:

When removing the differential case from the axle housing, do
not damage the cover gasket surface. If the cover gasket
surface is damaged, lubricant may leak from the axle and
cause premature failure of the axle assembly.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

17. Remove the bearing cups, the shims and the spacers as necessary. Mark the cups and shims

left and right and in order as necessary. Place the cups and the shims with the bearing caps.

18. Remove the J 8001-1 , the J 8001-2 , the J 34178 and the J 8001-3 . See Special Tools.

19. Remove the J 45222 and the J-45222-10 . See Special Tools.

Installation Procedure

1. Lubricate the differential side bearings with axle lubricant. Use the proper fluid. Refer to

Fluid and Lubricant Recommendations .

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

Fig. 80: View Of J-45222-10 & J 45222 Installed On Front Axle Housing
Courtesy of GENERAL MOTORS CORP.

2. Install the J-45222-10 (1) and the J 45222 (2) to the front axle housing as shown. See

Special Tools.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3