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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1210 (Antilock Brake System) >> Repair Instructions >> Brake Pressure Modulator Valve (BPMV) Replacement >> Installation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install EBCM if replacing the BPMV only. Refer to Electronic Brake Control Module (Ebcm) Replacement  .
  2. Install BPMV (2) and EBCM as an assembly into the BPMV bracket. Align the flats of the studs on the BPMV with the BPMV bracket.
    NOTE: Refer to FASTENER NOTICE .
  3. Install the 2 BPMV to BPMV bracket nuts (1).

    Tighten 

    Tighten the 2 BPMV to BPMV bracket nuts to 12 N.m (8 lb ft).

    Fig 1: Installing BPMV Bracket Nuts
    G01490669Courtesy of GENERAL MOTORS CORP.
    CAUTION: Make sure brake pipes are correctly connected to brake pressure modulator valve. If brake pipes are switched by mistake, wheel lockup will occur and personal injury may result. The only two ways this condition can be detected are by using a Scan Tool or by doing an Antilock stop.

    Important:  If a new BPMV is being installed, remove the shipping plugs from the valve openings in the compartment during the next step.

    Important:  Use the locations noted during removal.

  4. Install the master cylinder brake pipes (1) on the BPMV (2).
    Fig 2: Installing Master Cylinder Brake Pipes On BPMV
    G01490670Courtesy of GENERAL MOTORS CORP.
  5. Install the wheel cylinder brake pipes (1) on the BPMV (2).

    Tighten 

    Tighten all of the brake pipe fittings to 15 N.m (11 lb ft).

    Fig 3: Installing Wheel Cylinder Brake Pipes On BPMV
    G01490671Courtesy of GENERAL MOTORS CORP.
  6. Connect the EBCM harness connector. Push in lock tab (1).
  7. Fill and bleed the brake hydraulic system. Refer to MANUAL BLEEDING or PRESSURE BLEEDING .
  8. Turn the ignition switch to the RUN position, engine off.
  9. Perform the Diagnostic System Check - ABS  .
    Fig 4: Lock Tab
    G01490672Courtesy of GENERAL MOTORS CORP.