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Home >> Cadillac >> 2019 >> ATS Premium Performance >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Power Brake Booster Vacuum Check Valve and Hose Replacement (LTG) >> Removal Procedure

Removal Procedure

  1. Apply the brake pedal several times until the pedal becomes firm to deplete the vacuum reserve in the brake booster.
  2. Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement .
  3. Remove the outer fuel pump insulator. Refer to Fuel Pump Insulator Replacement (Outer) .
  4. Disconnect the power brake booster vacuum sensor electrical connector.
  5. GM2835114Courtesy of GENERAL MOTORS COMPANY

    Remove the power brake booster vacuum sensor and hose (1) from the power brake booster.

  6. GM2835143Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster vacuum hose quick connect (1) from the power brake booster vacuum pump.

  7. GM2835307Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster vacuum hose from the clip (1).

  8. GM2835322Courtesy of GENERAL MOTORS COMPANY

    Release the quick connect (1) and remove the power brake booster vacuum hose from the vacuum port on the intake manifold.

  9. GM2835357Courtesy of GENERAL MOTORS COMPANY

    Disconnect the vacuum pipe (1) from the power brake booster vacuum hose.

  10. Remove the power brake booster vacuum hose and check valve assembly from the vehicle.