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Home >> Chevrolet >> 2001 >> Cavalier LS, 2.2 4 >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 (Hydraulic Brake System) >> Repair Instructions >> Vacuum Brake Booster Check Valve and/or Hose Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the brake booster vacuum check valve (1) from the brake booster.
  2. If the vacuum check valve (1) needs to be separated from the vacuum hose (3), release and reposition the clamp (2) on the vacuum hose (3) and remove the check valve (1) from the hose (3).
  3. If replacing the vacuum check valve (1), remove the grommet from the brake booster and discard the grommet.
    Fig 1: Vacuum Brake Booster Check Valve
    GM1311219Courtesy of GENERAL MOTORS CORP.
  4. If replacing the vacuum hose, release the vacuum hose connector retainer (1), then disconnect the connector from the vacuum port on the engine intake manifold.

    Take note of the vacuum hose routing, then remove the vacuum hose from the vehicle.

    Fig 2: Identifying Vacuum Hose Connector Retainer
    GM1311220Courtesy of GENERAL MOTORS CORP.
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