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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1445 (Hydraulic Brake System) >> Repair Instructions >> Vacuum Brake Booster Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Master Cylinder To Booster View
    GM748031Courtesy of GENERAL MOTORS CORP.
  1. Apply the parking brake.
  2. Remove the master cylinder. Refer to Master Cylinder Replacement .
    3. Fig 2: Identifying Brake Booster Vacuum Hose
    GM748028Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the vacuum hose from the vacuum booster and from the engine.
  4. Remove the left closeout/insulator panel. Refer toCloseout/Insulator Panel Replacement - Left in Instrument Panel, Gages and Console.
    5. Fig 3: Removing/Installing Brake Light Switch
    GM748017Courtesy of GENERAL MOTORS CORP.
  5. Remove the pushrod retainer (3) from the brake pedal pin (4).
  6. Remove the stop lamp switch (1) and the pushrod (2) from the brake pedal pin (4).
    7. Fig 4: Removing/Installing Brake Booster
    GM748032Courtesy of GENERAL MOTORS CORP.
  7. Remove the vacuum booster mounting nuts.
  8. Remove the vacuum booster assembly.
  9. Remove the gasket.
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