Hummer H3. Manual — part 1584

Fig. 8: View Of Power Steering Pump Pulley Installer
Courtesy of GENERAL MOTORS CORP.

2. Install the power steering pump pulley to the power steering pump using installer J 25033-

C . See Special Tools.

2007 Hummer H3

2007 STEERING Power Steering - H3

Fig. 9: Checking Power Steering Pump Pulley Installed Depth
Courtesy of GENERAL MOTORS CORP.

3. Install the power steering pump pulley (1) flush against the end of the power steering pump

shaft (2), with an allowable variance of 0.25 mm (0.010 in).

4. Install the drive belt. Refer to Drive Belt Replacement (Without A/C) or Drive Belt

Replacement (With A/C) .

POWER STEERING PUMP REPLACEMENT (LLR)

Removal Procedure

2007 Hummer H3

2007 STEERING Power Steering - H3

1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .

2. Remove the power steering pump pulley. Refer to Power Steering Pump Pulley

Replacement (LLR).

3. Disconnect the wiring harness from the power steering fluid reservoir.

4. Remove as much power steering fluid from the power steering fluid reservoir as possible.

5. Place drain pans under the vehicle as needed.

Fig. 10: View Of Power Steering Pressure Hoses
Courtesy of GENERAL MOTORS CORP.

6. Disconnect the power steering gear inlet and outlet hose from the power steering pump and

power steering fluid reservoir assembly.

2007 Hummer H3

2007 STEERING Power Steering - H3

Fig. 11: View Of Power Steering Pump & Mounting Bolts
Courtesy of GENERAL MOTORS CORP.

7. Remove the power steering pump bolts.

8. Remove the power steering pump and power steering fluid reservoir assembly from the

vehicle.

9. Transfer any parts as needed.

2007 Hummer H3

2007 STEERING Power Steering - H3