Hummer H3. Manual — part 960

Fig. 66: Installing Outer Pinion Bearing Cup
Courtesy of GENERAL MOTORS CORP.

1. Install the outer pinion bearing cup using the J 7817 (1) and the J 8092 (2). See Special

Tools.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

Fig. 67: Installing Inner Pinion Bearing Cup
Courtesy of GENERAL MOTORS CORP.

2. Install the inner pinion bearing cup using the J 29609 (2) and the J 8092 (1). See Special

Tools.

3. Determine the selective shim thickness for the pinion. Refer to Pinion Depth Adjustment.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

Fig. 68: Installing Inner Pinion Bearing
Courtesy of GENERAL MOTORS CORP.

4. Install the selective shim between the inner pinion bearing and the shoulder on the gear.

5. Install the inner pinion bearing using the J 5590 . See Special Tools.

Press the bearing on until the cone seats on the pinion shim.

6. Install a new collapsible spacer.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3

7. Lubricate the pinion bearings with axle lubricant. Use the proper fluid. Refer to Fluid and

Lubricant Recommendations .

8. Install the pinion into the axle housing.

9. Install the outer pinion bearing onto the pinion.

Fig. 69: Installing Pinion Oil Seal
Courtesy of GENERAL MOTORS CORP.

10. Install a new pinion oil seal using the J 21128 . See Special Tools.

11. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the splines of

the pinion yoke.

2007 Hummer H3

2007 Driveline/Axle Front Drive Axle - H3