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HOMESERVICE MANUALSCHEVROLET2001CAVALIER LS, 2.4 TREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 222 (ANTILOCK BRAKE SYSTEM AND TRACTION CONTROL SYSTEM)REPAIR INSTRUCTIONSBRAKE PRESSURE MODULATOR VALVE (BPMV) REPLACEMENTREMOVAL PROCEDURE
2001 Chevrolet Cavalier LS, 2.4 T

Removal Procedure

2001 Chevrolet Cavalier LS, 2.4 TSECTION 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. Turn the ignition switch to the OFF position.
  2. Clean the brake pressure modulator valve (BPMV) pipe fitting areas of any accumulated dirt and foreign material.
  3. Clean the electronic brake control module (EBCM) to brake pressure modulator valve (BPMV) area of any accumulated dirt and foreign material.
  4. Disengage the electrical connector position assurance (CPA) locking tab (1) from the connector sliding cover lock tab.
    Fig 1: Identifying Connector Position Assurance (CPA) Locking Tab And Connector Sliding Cover Lock Tab
    GM393786Courtesy of GENERAL MOTORS CORP.
  5. Depress the cover lock tab, then move the sliding connector cover (2) to the open position.
  6. Disconnect the electrical connector from the EBCM.
    IMPORTANT: Prior to disconnecting the brake pipes from the ABS modulator assembly, note the locations of the brake pipes to the valve assembly, to aid during installation.
  7. Disconnect the caliper and wheel cylinder brake pipes (2) from the BPMV.
    Fig 2: View Of Caliper & Wheel Cylinder Brake Pipes
    GM1311228Courtesy of GENERAL MOTORS CORP.
  8. Cap the brake pipe ends to prevent brake fluid loss and contamination.
  9. Plug the brake pipe ports on the BPMV to prevent fluid loss and contamination.
  10. Carefully reposition the caliper and wheel cylinder brake pipes (2) to gain access to the master cylinder pipes (1).
  11. Disconnect the master cylinder brake pipes (1) from the BPMV.
  12. Cap the brake pipe ends to prevent brake fluid loss and contamination.
  13. Plug the brake pipe ports on the BPMV to prevent fluid loss and contamination.
  14. Remove the EBCM/BPMV assembly to mounting bracket bolt.
    Fig 3: View Of EBCM/BPMV Assembly Mounting Bracket
    GM1311226Courtesy of GENERAL MOTORS CORP.
  15. Remove the EBCM/BPMV assembly from the vehicle.
  16. Remove the 4 EBCM-to-BPMV retaining bolts.
    IMPORTANT:
    • Do not pry apart the EBCM (1) from the BPMV (2) using a tool. Be careful not to damage seal on the EBCM or the mating surface of the BPMV.
    • Care must be taken not to damage the solenoids when the EBCM is removed from the BPMV.
  17. Separate the EBCM (1) from the BPMV (2) by carefully pulling apart.
    Fig 4: View Of EBCM/EBTCM
    GM527343Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.