GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Lucerne 🢒 Steering 🢒 Power Steering 🢒 Power Steering Pump Pulley Replacement

Power Steering Pump Pulley Replacement LZ9/LGD


Object Number: 2113963 Size: MF

Callout

Component Name

Preliminary Procedure

Remove the drive belt. Refer to Drive Belt Replacement.

1

Power Steering Pump Pulley

Procedure

  1. Use the J 25034 remover to remove the pulley from the pump.
  2. Use the J 25033 installer to install the pulley to the pump.
  3. Ensure the axial tolerance of the pulley on the pump shaft is within 0.25 mm (0.010 in).

Special Tools

    • J25033 Pulley Installer
    • J25034 Pump Remover

For equivalent regional tools, refer to Special Tools.

Power Steering Pump Pulley Replacement L37

Special Tools

    • J 25034-C Pulley Remover
    • J 25033-C Pulley Installer

Removal Procedure

    Object Number: 284266 Size: SH
  1. Remove the drive belt. Refer to Drive Belt Replacement.
  2. Install a drain pan under the vehicle.
  3. Disconnect the power steering return hose from the power steering reservoir.
  4. Remove the power steering pump mounting bolt.

    5. Object Number: 105222 Size: SH
  5. Raise the power steering pump up to access the power steering pulley.
  6. Use the J 25034-C to remove the power steering pulley.

Installation Procedure

    Object Number: 254752 Size: SH

    Note: Ensure the pulley is installed flush to within 0.25 mm (0.010 in) of the shaft.

  1. Use the J 25033-C to install the power steering pulley to the pump.

    2. Object Number: 105222 Size: SH
  2. Position the power steering pump to the engine.

    3. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the power steering pump mounting bolt.

    4. Tighten
    Tighten the power steering pump mounting bolt to 50 N·m (37 lb ft).


    Object Number: 284266 Size: SH
  4. Install the power steering return hose to the power steering reservoir.
  5. Remove the drain pan from under vehicle.
  6. Install the drive belt. Refer to Drive Belt Replacement.
  7. Bleed the power steering system. Refer to Power Steering System Bleeding.