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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 623 (ANTI-LOCK BRAKE SYSTEM)REPAIR INSTRUCTIONSBRAKE PRESSURE MODULATOR VALVE (BPMV) REPLACEMENTREMOVAL PROCEDURE
2004 Oldsmobile Bravada RWD

Removal Procedure

2004 Oldsmobile Bravada RWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise vehicle and properly support.
  2. Remove the three EHCU (1) shield bolts and shield.
  3. Disconnect the four electrical connectors from EBCM.
  4. Disconnect the electrical connector from the combination valve.
  5. Remove the front and rear brake pipes (from master cylinder) from the combination valve.
  6. Remove the right front, left front and rear brake pipes from the tube adapters.
    Fig 1: Removing Bolts & EHCU Shield
    G01688360Courtesy of GENERAL MOTORS CORP.
  7. Remove the three bolts that fasten the EHCU bracket to the frame.
    Fig 2: Removing EHCU Bracket & Bolts
    G01688361Courtesy of GENERAL MOTORS CORP.
  8. Remove the EHCU from the frame.
  9. Remove the three bolts retaining the BPMV form the bracket.
    Fig 3: Removing EHCU & BPMV Bolts
    G01688362Courtesy of GENERAL MOTORS CORP.
  10. Remove the four T-25 TORX® bolts (1) that fasten the EBCM to the BPMV.

    Remove the EBCM (2) from the BPMV (4).

    Removal may require a light amount of force.

    CAUTION: Do not use a tool to pry the EBCM or the BPMV. Excessive force will damage the EBCM.
  11. Remove the three Allen bolts (8) from the combination valve.
  12. Remove the combination valve (9).

    Important:  Do not reuse the transfer tubes. Always instal new transfer tubes.

  13. Remove the two transfer tubes (10).
    Fig 4: Removing Bolts, EBCM, Combination Valve & Transfer Tubes
    G01688363Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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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.