GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Warning: Refer to Brake Fluid Irritant Warning in the Preface section.

  1. Turn the ignition switch to the OFF position.
  2. Apply and release the brake pedal 20 times to deplete the hydraulic brake booster accumulator reserve.
  3. Using a suitable tool, remove the brake fluid from the master cylinder reservoir.
  4. Discard the brake fluid into an approved container.


    Object Number: 1618589  Size: SH
  5. Release the power brake booster inlet hose clamps (1).
  6. Remove the power brake booster inlet hose (2).

Installation Procedure


    Object Number: 1618589  Size: SH
  1. Install the power brake booster inlet hose (2).
  2. Install the power brake booster inlet hose clamps (1).
  3. Fill the master cylinder reservoir. Refer to Master Cylinder Reservoir Filling.