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Home >> Cadillac >> 2019 >> XTS Platinum, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Power Brake Booster Pump Inlet Pipe Replacement (LFX) >> Removal Procedure

Removal Procedure

  1. Apply the brake pedal several times until the brake pedal becomes firm to deplete the power vacuum brake booster vacuum reserve.
  2. Remove the air cleaner outlet duct. Air Cleaner Outlet Duct Replacement (LFX)
  3. GM2753041Courtesy of GENERAL MOTORS COMPANY

    Disconnect the power brake booster vacuum pipe quick connect (1).

  4. GM2739662Courtesy of GENERAL MOTORS COMPANY

    Disconnect the power brake booster vacuum sensor electrical connector.

  5. Remove the power brake booster vacuum sensor (1) from the power vacuum brake booster.
  6. GM2753514Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster pump inlet pipe from the retainer (1) on the dash panel.

  7. Remove the power brake booster pump inlet pipe retainer (2) from the dash panel stud.
  8. GM2753516Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster vacuum rear pipe from the retainer (1) on the right front brake pipe.

  9. Raise and support the vehicle. Lifting and Jacking the Vehicle
  10. Remove the right front wheelhouse front liner. Front Wheelhouse Front Liner Replacement
  11. GM2753548Courtesy of GENERAL MOTORS COMPANY

    Remove the power brake booster pump splash shield push pins (1).

  12. Remove the power brake booster pump splash shield.
  13. GM2578477Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster pump inlet pipe retainer (1) from the power brake booster pump bracket.

  14. Disconnect the power brake booster pump inlet pipe quick connect (2).
  15. GM5049787Courtesy of GENERAL MOTORS COMPANY

    Release the power brake booster pump inlet pipe (2) from the retainer (1).

  16. Remove the power brake booster pump inlet pipe from the vehicle.