GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2004 🢒 GTO 🢒 Suspension 🢒 Tires and Wheels 🢒 Master Cylinder Reservoir Replacement

Removal Procedure

    Object Number: 1369745 Size: SH
  1. Clean the outside of the brake master cylinder reservoir and the reservoir cap (1).
  2. Disconnect the brake fluid level differential switch connector.
  3. Remove the reservoir cap.
  4. Remove the cap seal.

    5. Caution: Refer to Brake Fluid Irritant Caution in the Preface section.

    Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in the Preface section.

  5. Remove the brake fluid with the syringe.
  6. Remove the screw that retains the reservoir to the master cylinder.
  7. Remove the reservoir from the master cylinder.

Installation Procedure
  1. Install the reservoir to the master cylinder.
  2. Ensure the reservoir screw hole aligns with the master cylinder screw hole.
  3. Install the screw.
  4. Fill the reservoir. Refer to Master Cylinder Reservoir Filling .
  5. Install the cap seal.

    6. Object Number: 1369745 Size: SH
  6. Install the cap (1).
  7. Inspect the master cylinder for fluid leakage.
  8. Connect the brake fluid level differential switch connector.