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Home >> GMC >> 2007 >> Acadia SLT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 632 (Anti-Lock Brake System, Traction Control System & Stability Control System) >> Repair Instructions >> Brake Pressure Modulator Valve Replacement >> Installation Procedure
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Installation Procedure

WARNING: This page is about a different car, the 2008 Saturn Outlook, 2008 GMC Acadia, and 2008 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the EBCM, if removed. Refer to Electronic Brake Control Module Replacement .
    2. Fig 1: Identifying BPMV Insulators
    GM1866321Courtesy of GENERAL MOTORS CORP.
  2. Install the 2 BPMV insulators to the BPMV.

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

  3. Install the lower BPMV insulator to the bracket.

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

  4. Carefully install the BPMV to the bracket.

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

    5. NOTE: Refer to Fastener Notice .
    Fig 2: View Of BPMV Insulator Nuts & Washers
    GM1866319Courtesy of GENERAL MOTORS CORP.
  5. Install the 2 BPMV insulator washers and the 2 nuts.

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

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

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

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

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

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

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

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

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

    11. Fig 7: Locating Electronic Brake Control Module Electrical Connector
    GM1866310Courtesy of GENERAL MOTORS CORP.
  11. Connect the EBCM electrical connector (1).
  12. 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) or Hydraulic Brake System Bleeding (Pressure) .

  13. Perform the Diagnostic System Check - Vehicle .
  14. 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 Antilock Brake System Automated Bleed Procedure .

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