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Home >> Buick >> 2014 >> Enclave Leather >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Brake Pressure Modulator Valve Replacement >> Installation Procedure
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Installation Procedure

  1. Install the 2 BPMV insulators to the BPMV.
    Fig 1: Identifying BPMV Insulators
    GM1866321Courtesy of GENERAL MOTORS COMPANY

    Denatured alcohol may be used as an assembly aid to install the insulators.

  2. Install the lower BPMV insulator to the bracket.

    Denatured alcohol may be used as an assembly aid to install the insulator.

  3. Carefully install the BPMV to the bracket.

    Denatured alcohol may be used as an assembly aid on the insulators to install the BPMV.

  4. Install the 2 BPMV insulator washers and the 2 nuts.
    Fig 2: View Of BPMV Insulator Nuts & Washers
    GM1866319Courtesy of GENERAL MOTORS COMPANY
    CAUTION: Refer to Fastener Caution .

    Tighten 

    Tighten the nuts to 8 N.m (71 lb in).

  5. Install the BPMV and bracket assembly to the frame rail.
    Fig 3: Identifying BPMV Bracket Nuts
    GM1866318Courtesy of GENERAL MOTORS COMPANY
  6. Install the 2 BPMV bracket nuts (1).

    Tighten 

    Tighten the nuts to 20 N.m (15 lb ft).

  7. Connect the BPMV outlet port rear brake pipe fittings (1).
    Fig 4: View Of BPMV Outlet Port Rear Brake Pipe Fittings
    GM1866316Courtesy of GENERAL MOTORS COMPANY

    Tighten 

    Tighten the fittings to 17 N.m (13 lb ft).

  8. Connect the BPMV outlet port front brake pipe fittings (1).
    Fig 5: Identifying BPMV Outlet Port Front Brake Pipe Fittings
    GM1866312Courtesy of GENERAL MOTORS COMPANY

    Tighten 

    Tighten the fittings to 17 N.m (13 lb ft).

  9. Connect the master cylinder inlet brake pipe fittings (1).
    Fig 6: View Of Master Cylinder Inlet Brake Pipe Fittings
    GM1866311Courtesy of GENERAL MOTORS COMPANY

    Tighten 

    Tighten the fittings to 25 N.m (18 lb ft).

  10. Connect the EBCM electrical connector (1).
    Fig 7: Locating Electronic Brake Control Module Electrical Connector
    GM1866310Courtesy of GENERAL MOTORS COMPANY
  11. A new BPMV comes with both the primary and secondary circuits pre-filled with brake fluid. As long as the ignition key has not been cycled, only a base brake bleed is necessary.

    Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding (Manual) , Hydraulic Brake System Bleeding (Pressure) .

  12. Perform the Diagnostic System Check - Vehicle .
  13. Observe the brake pedal feel after performing the diagnostic system check. If the pedal now feels spongy, air may have been in or may have been introduced into the primary circuit.

    If the pedal feels spongy, perform the Anti-Lock Brake System Automated Bleed .

  14. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
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