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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 680 (Hydraulic Brakes) >> Repair Instructions >> Vacuum Brake Booster Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply the park brake and block the wheels.
  2. Remove the brake master cylinder. Refer to Master Cylinder Replacement (Vacuum Boost)  or Master Cylinder Replacement (Hydraulic Boost)  .
  3. Remove the vacuum hose from the brake booster check valve.
  4. Remove the pushrod retaining clip (4) from the brake pedal stud (1).
  5. Remove the stop lamp switch (2) and the pushrod (3) from the brake pedal stud (1).
    Fig 1: Stop Lamp Switch
    G01669053Courtesy of GENERAL MOTORS CORP.
  6. Remove the 4 vacuum booster mounting nuts.
  7. Remove the vacuum booster.
    8. Fig 2: Vacuum Booster
    G01669054Courtesy of GENERAL MOTORS CORP.
  8. Remove the gasket from the booster and discard.
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