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Home >> Chevrolet >> 2022 >> Spark ACTIV, Standard Trans >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Brake Master Cylinder Replacement (RHD) >> Removal Procedure

Removal Procedure

WARNING:

Refer to Brake Fluid Irritant Warning .

  1. Turn the ignition switch to the OFF position.
  2. Apply and release the brake pedal several times until the pedal becomes firm to deplete the power vacuum brake booster vacuum reserve.
  3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  4. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
  5. GM4007450Courtesy of GENERAL MOTORS COMPANY

    Release the brake master cylinder reservoir hose (1) clamp and disconnect the brake master cylinder reservoir hose (2) from the brake master cylinder home reservoir.

  6. Drain the brake fluid out of the brake master cylinder remote reservoir.
  7. Thoroughly clean the brake master cylinder reservoir and the brake master cylinder body to remove any dirt and debris.
  8. Disconnect the brake pressure modulator valve secondary pipe fitting and drain the brake fluid out of the master cylinder. Refer to Brake Pressure Modulator Valve Secondary Pipe Replacement (LHD)  .
  9. Disconnect the brake pressure modulator valve primary pipe fitting. Refer to Brake Pressure Modulator Valve Primary Pipe Replacement (LHD)  .
  10. GM4007451Courtesy of GENERAL MOTORS COMPANY

    Remove the brake master cylinder nuts (1).

  11. GM4007452Courtesy of GENERAL MOTORS COMPANY

    Remove the brake master cylinder (1) from the power vacuum brake booster.

  12. Remove the brake master cylinder home reservoir, if necessary. Refer to Brake Master Cylinder Reservoir Replacement (LHD)  .