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Home >> Cadillac >> 2003 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 719 (Antilock Brake System, Traction Control System & Stability Control System) >> Repair Instructions >> Brake Pressure Modulator Valve (BPMV) Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: When installing a new BPMV, do NOT remove the shipping plugs from the outlets until after installation into the vehicle.
    Fig 1: EBCM To BPMV
    GM143452Courtesy of GENERAL MOTORS CORP.
  1. Clean the BPMV seal surface with alcohol using a clean rag.
  2. Install the seal to the BPMV, if it is not cut or damaged.
  3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the EBCM to the BPMV.
  5. Tighten the mounting bolts in the following sequence:

    Tighten: 

    • First pass to 3 N.m (27 lb in).
    • Second pass to 6 N.m (53 lb in).

  6. Install the EBCM/BPMV insulator mounting bolt.

    Tighten:  Tighten the bolt to 14 N.m (10 lb ft).

  7. Fig 2: EBCM Harness Connector & Bracket
    GM707000Courtesy of GENERAL MOTORS CORP.
  8. Install the EBCM/BPMV into the bracket on the vehicle.
  9. Install the two insulator nuts (1).

    Tighten:  Tighten the to 12 N.m (106 lb in).

  10. Connect the brake fluid pressure sensor electrical connector (2).
  11. Fig 3: Brake Pipes At BPMV To Rear Brake Calipers
    GM705585Courtesy of GENERAL MOTORS CORP.
  12. Install the brake pipes from the rear brake calipers (1, 2) to the BPMV in the same location as removed.

    Tighten:  Tighten the brake pipe fittings to 16 N.m (12 lb ft).

  13. Fig 4: Brake Pipes At BPMV To Front Brake Calipers
    GM705580Courtesy of GENERAL MOTORS CORP.
  14. Install the brake pipes from the front brake calipers (1, 2) to the BPMV in the same location as removed.

    Tighten:  Tighten the brake pipe fittings to 16 N.m (12 lb ft).

  15. Fig 5: Brake Pipes To Master Cylinder
    GM705577Courtesy of GENERAL MOTORS CORP.
  16. Install the brake pipes from the master cylinder (1, 2) to the BPMV in the same location as removed.

    Tighten:  Tighten the brake pipe fittings to 16 N.m (12 lb ft).

  17. Connect the BPMV pump motor ground.
  18. Connect the EBCM harness connector.
    IMPORTANT: Both sides of the EBCM harness connector must be engaged with lever before closing.
  19. Turn the ignition switch to the ON position; do NOT start the engine.
  20. Fill and bleed the hydraulic brake system. Refer to Master Cylinder Reservoir Filling and Hydraulic Brake System Bleeding (Manual) or Hydraulic Brake System Bleeding (Pressure) in Hydraulic Brakes.
  21. Perform the Automated Bleed Procedure. Refer to ABS Automated Bleed Procedure .
  22. Perform the Diagnostic System Check - ABS .