Hummer H3. Manual — part 990

J 45859 Axle Remover. See Special Tools.

Removal Procedure

Fig. 30: View Of Pinion Shaft Locking Bolt
Courtesy of GENERAL MOTORS CORP.

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

2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and

Installation .

3. Remove the brake caliper. Refer to Rear Brake Caliper Replacement .

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

Replacement.

5. Remove the pinion shaft locking bolt.

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

Fig. 31: View Of Pinion Shaft
Courtesy of GENERAL MOTORS CORP.

6. On axles without a locking differential, remove the pinion shaft.

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

Fig. 32: Axle Shaft Housing & Components
Courtesy of GENERAL MOTORS CORP.

7. Push the flange of the axle shaft (1) toward the differential.

8. Remove the C-lock (4) from the button end of the axle shaft (1).

9. Remove the axle shaft (1) from the housing (5).

IMPORTANT: When removing the axle shaft, do not rotate the shaft.

Rotating the shaft will misalign the gears. Misaligning the
gears will make the assembly difficult.

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3

Fig. 33: Removing Axle Shaft Using J 45859 & J 2619-01
Courtesy of GENERAL MOTORS CORP.

10. If the axle is difficult to remove, use the J 45859 (1) and the J 2619-01 (2) to remove the

axle shaft from the housing. See Special Tools.

Installation Procedure

2007 Hummer H3

2007 Driveline/Axle Rear Drive Axle - H3