GM Service Manual Online
For 1990-2009 cars only

Power Steering Pump Shaft Seal Replacement L81

Tools Required

    • SA9162C Pulley Replacer
    • SA9218NE Power Steering Hub Remover

Removal Procedure


    Object Number: 891652  Size: SH

    Important: This procedure does not require disassembly of the pump.

  1. Remove the pump from the vehicle, as described previously.
  2. Remove the SA9218NE or equivalent.
  3. Protect the drive shaft with shim stock.

  4. Object Number: 860854  Size: SH
  5. Using a small chisel, pry the drive shaft seal and remove it from the pump.

Installation Procedure


    Object Number: 860901  Size: SH
  1. Lubricate the new drive shaft with power steering fluid GM P/N 9985010.
  2. Install the drive shaft seal into the pump housing with a suitably sized socket.
  3. Install the pump pulley hub using SA9218NE or equivalent.
  4. Install the pump in the vehicle as previously described.
  5. Bleed power steering system. Refer to Power Steering System Bleeding .

Power Steering Pump Shaft Seal Replacement L61

Removal Procedure

    Important: This procedure does not require disassembly of the pump.


    Object Number: 860854  Size: SH
  1. Remove the pump from the vehicle, as described previously.
  2. Protect the drive shaft with shim stock.
  3. Using a small chisel, pry the drive shaft seal and remove it from the pump housing.

Installation Procedure


    Object Number: 860901  Size: SH
  1. Lubricate the new drive shaft seal with power steering fluid (GM P/N 9985010).
  2. Install the drive shaft seal into the pump housing with a suitably sized socket.
  3. Install the pump in to the vehicle as previously described.
  4. Bleed the power steering system. Refer to Power Steering System Bleeding .