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Home >> Buick >> 2020 >> Regal GS >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Brake Pressure Modulator Valve Secondary Pipe Replacement (LGX) >> Removal Procedure

Removal Procedure

WARNING:

Brake Fluid Irritant Warning

CAUTION:

Brake Fluid Effects on Paint and Electrical Components Caution

  1. Place the ignition switch in the OFF position.
  2. Remove the battery. Battery Replacement (3.6L LGX)
  3. Without draining the coolant and without disconnecting the hoses, position aside the radiator surge tank. Radiator Surge Tank Replacement
  4. GM4774223Courtesy of GENERAL MOTORS COMPANY

    Clip (1) - Release

  5. GM4774225Courtesy of GENERAL MOTORS COMPANY

    Clip (1) - Release

  6. GM4234155Courtesy of GENERAL MOTORS COMPANY

    Master Cylinder Secondary Brake Pipe Fitting (1) - Disconnect

  7. Plug the master cylinder outlet port to prevent brake fluid loss and contamination.
  8. GM4213865Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Secondary Pipe Fitting (1) - Disconnect

  9. Plug the brake pressure modulator valve (BPMV) inlet port to prevent brake fluid loss and contamination.
  10. Plug the master cylinder outlet port to prevent brake fluid loss and contamination.
  11. GM4213865Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Secondary Pipe Fitting (1) - Disconnect

  12. Plug the brake pressure modulator valve (BPMV) inlet port to prevent brake fluid loss and contamination.
  13. Remove the brake pressure modulator valve secondary pipe.
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