GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  1. Using a suitable tool, remove and properly discard the brake fluid from the master cylinder reservoir.
  2. Clean the master cylinder reservoir and master cylinder assembly with denatured alcohol to remove any accumulated dirt and debris and allow to dry.
  3. Disconnect the brake fluid level indicator switch electrical connector.

  4. Object Number: 2136361  Size: SH
  5. Carefully spread the 4 master cylinder reservoir locking legs and lift the master cylinder reservoir (1) upward.

  6. Object Number: 2136362  Size: SH
  7. Remove the master cylinder reservoir seals (1).

Installation Procedure

  1. Lightly lubricate the master cylinder reservoir seals with the recommended brake fluid. Refer to Fluid and Lubricant Recommendations.

  2. Object Number: 2136362  Size: SH
  3. Install the master cylinder reservoir seals (1).

  4. Object Number: 2136361  Size: SH
  5. Install the master cylinder reservoir (1) to the master cylinder.
  6. Ensure the 4 locking legs of the master cylinder reservoir fully engage the master cylinder.

  7. Connect the brake fluid level indicator switch electrical connector.
  8. Fill the master cylinder reservoir with the recommended brake fluid. Refer to Master Cylinder Reservoir Filling.