GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 219488  Size: SH
  1. Remove the brake master cylinder reservoir cover (1).
  2. Remove the brake fluid from the reservoir and discard in accordance with local regulations.
  3. Using a light rocking motion, remove the reservoir from the cylinder body.
  4. Remove the grommets from the cylinder body.
  5. Inspect the reservoir and the grommets for cracks and/or deformation, replace as necessary.
  6. Clean the reservoir with denatured alcohol and dry with unlubricated compressed air.

Installation Procedure

  1. Lubricate the new grommets and reservoir flanges with clean brake fluid.
  2. Install lubricated grommets to the cylinder body and ensure they are completely seated.
  3. Using a light rocking motion, install the reservoir to the cylinder body.
  4. Fill the reservoir with brake fluid. Refer to Fluid and Lubricant Recommendations in Maintenance and Lubrication.

  5. Object Number: 219488  Size: SH
  6. Install the master cylinder cover (1).
  7. Bleed the brake system. Refer to Hydraulic Brake System Bleeding .