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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1941 (Hydraulic Brake System) >> Repair Instructions >> Power Brake Booster Pump Fluid Accumulator Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate a new O-ring seal with Delco Supreme 11®, GM P/N 12377967 (Canadian P/N 992667), or equivalent DOT-3 brake fluid from a clean, sealed brake fluid container.
    2. Fig 1: HPA And O-Ring Seal
    GM2192988Courtesy of GENERAL MOTORS CORP.
  2. Install the O-ring seal to the HPA.

    Ensure the seal is fully seated in the groove of the HPA and is not twisted.

    3. CAUTION: Refer to Fastener Caution .
  3. Install the HPA (1) with the new, lubricated O-ring seal (2) to the brake modulator assembly and tighten to 30 N.m (22 lb ft).
  4. Install the brake pressure modulator assembly bracket. Refer to Brake Pressure Modulator Valve Bracket Replacement .
    5. Fig 2: Manual Pressure Relief Valve
    GM2192976Courtesy of GENERAL MOTORS CORP.
  5. Tighten the brake modulator manual pressure relief valve (1) to 40 N.m (30 lb ft).
  6. Perform the Antilock Brake System Automated Bleed Procedure . Follow the procedure completely to ensure the learn procedure for the pressure and travel sensors has occurred.
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