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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1014 (Hydraulic Brake System) >> Repair Instructions >> Vacuum Brake Booster Check Valve and/or Hose Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, 2004 Chevrolet Cab & Chassis Silverado, and 2003 GMC Sierra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the vacuum brake booster check valve from the vacuum brake booster.
  2. Remove the vacuum brake booster hose clamp at the check valve.
  3. Remove the vacuum brake booster check valve from the hose.
  4. Remove the manifold sight shield (4.8L, 5.3L, 6.0L). Refer to Intake Manifold Replacement in Engine Mechanical 4.8L, 5.3L, 6.0L.
  5. Disconnect the vacuum brake booster hose at the engine (4.8L, 5.3L, 6.0L).
    6. Fig 1: Disconnecting Vacuum Brake Booster Hose (4.8L, 5.3L, 6.0L)
    GM382483Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the vacuum brake booster hose at the engine (4.3L).
    7. Fig 2: Disconnecting Vacuum Brake Booster Hose (4.3L)
    GM346148Courtesy of GENERAL MOTORS CORP.
  7. Remove the vacuum brake booster hose from the vehicle.
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