Hummer H3. Manual — part 1010

Fig. 105: Locating Electronic Locking Differential Connector
Courtesy of GENERAL MOTORS CORP.

14. Reconnect the electrical connector for the electronic locking differential, if equipped.

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

Fig. 106: Removing/Installing Stabilizer Shaft-To-Link Nut
Courtesy of GENERAL MOTORS CORP.

15. Install the sway bar link to the frame. Refer to Stabilizer Shaft Link Replacement .

16. Install the propeller shaft. Refer to Rear Propeller Shaft Replacement .

17. Fill the rear axle housing with fluid. Refer to Rear Axle Lubricant Level Inspection.

18. Remove the support stands.

19. Lower the vehicle.

REAR AXLE HOUSING REPLACEMENT

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Drain the axle lubricant. Refer to Rear Axle Lubricant Replacement.

3. Remove the rear axle assembly. Refer to Rear Axle Replacement.

4. Remove the rear axle housing cover and gasket. Refer to Rear Axle Housing Cover and

Gasket Replacement.

5. Remove the axle shafts. Refer to Rear Axle Shaft Replacement.

6. Remove the differential assembly. Refer to Drive Pinion and Ring Gear Replacement.

7. Remove the disc brake backing plates. Refer to Rear Disc Brake Backing Plate

Replacement .

8. Remove the drive pinion shaft yoke and the seal. Refer to Drive Pinion Flange/Yoke

and/or Oil Seal Replacement.

9. Remove the drive pinion. Refer to Drive Pinion and Ring Gear Replacement.

Installation Procedure

1. Install the drive pinion. Refer to Drive Pinion and Ring Gear Replacement.

2. Install the differential assembly. Refer to Drive Pinion and Ring Gear Replacement.

3. Adjust the differential side bearing preload. Refer to Differential Side Bearing Preload

Adjustment.

4. Adjust the backlash. Refer to Backlash Adjustment.

5. Perform a gear tooth contact pattern check. Refer to Gear Tooth Contact Pattern

Inspection.

6. Install the disc brake backing plates. Refer to Rear Disc Brake Backing Plate

Replacement .

7. Install the axle shafts. Refer to Rear Axle Shaft Replacement.

8. Install the rear axle housing cover and gasket. Refer to Rear Axle Housing Cover and

Gasket Replacement.

9. Install the rear axle. Refer to Rear Axle Replacement.

10. Fill the axle with lubricant. Refer to Rear Axle Lubricant Replacement.

11. Lower the vehicle.

ELECTRONIC LOCKING DIFFERENTIAL COIL LOCK REPLACEMENT

Removal Procedure

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the differential assembly. Refer to Differential Replacement.

3. Remove the differential side bearing. Refer to Differential Side Bearings Replacement.

Fig. 107: Identifying Differential Bearing Retainer
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The differential bearing race must be compressed in order to

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3