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Home >> Buick >> 2020 >> Enclave Premium, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Power Brake Booster Vacuum Hose Replacement >> Installation Procedure

Installation Procedure

  1. GM4752413Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Vacuum Hose(1) - Install

  2. GM4752410Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Vacuum Hose(2) @ Power Brake Booster Pump - Install

  3. Quick Connect Fitting(1) - Connect
  4. GM4752405Courtesy of GENERAL MOTORS COMPANY

    Power Brake Booster Vacuum Hose(2) @ Upper Intake Manifold - Install

  5. Power Brake Booster Vacuum Hose Clamp(1) - Secure
  6. GM4752398Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    A small amount of denatured alcohol may be used to ease assembly.

    Power Brake Booster Vacuum Sensor(1) @ Power Brake Booster - Install

  7. GM4752393Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector(2) @ Power Brake Booster Vacuum Sensor - Connect

  8. Engine Wiring Harness Retainer(1) @ Power Brake Booster Vacuum Hose - Install
  9. GM4750933Courtesy of GENERAL MOTORS COMPANY

    Positive Crankcase Ventilation Hose/Pipe/Tube (1) @ Camshaft Cover - Install - Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Air Cleaner Outlet Duct to Camshaft Cover) , or Positive Crankcase Ventilation Hose/Pipe/Tube Replacement (Intake Manifold to Camshaft Cover)