GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 25033-C Power Steering Pump Pulley Installer
    • J 37609-A Power Steering Pump Pulley Remover

Removal Procedure

  1. Remove the accessary drive belt. Refer to Drive Belt Replacement in Engine Mechanical - 3.5 L.
  2. Remove the engine coolant recovery reservoir. Refer to Radiator Surge Tank Replacement in Engine Cooling.
  3. Remove the accessary wiring junction block. Refer to Underhood Electrical Center or Junction Block Replacement in Wiring Systems.

  4. Object Number: 649303  Size: SH
  5. Use the J 37609-A in order to remove the power steering pump pulley.
  6. Remove the power steering pulley from the power steering pump.

Installation Procedure


    Object Number: 643361  Size: SH

    Important: 

       • The face of the pulley hub must be flush with the end of the pump driveshaft.
       • Do not use the arbor press to install the pulley.

  1. Use theJ 25033-C in order to install the power steering pump pulley.
  2. Install the power steering pump pulley to the power steering pump.
  3. Install the accessary drive belt. Refer to Drive Belt Replacement in Engine Mechanical - 3.5 L.
  4. Install the engine coolant recovery reservoir. Refer to Radiator Surge Tank Replacement in Engine Cooling.
  5. Install the accessary wiring junction block. Refer to Underhood Electrical Center or Junction Block Replacement in Wiring Systems.