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Home >> GMC >> 2021 >> Terrain SL >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Repair Instructions >> Electronic Brake Control Module with Brake Pressure Modulator Valve Replacement >> Installation Procedure
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Installation Procedure

  1. GM4593408Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Bracket (1) - Install

  2. GM4593405Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    Brake Pressure Modulator Valve Bolt (1) - Install and tighten 9 N.m (80 lb/in)

  3. GM4593403Courtesy of GENERAL MOTORS COMPANY

    Electronic Brake Control Module with Brake Pressure Modulator Valve (1) - Install

  4. GM4593398Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Bracket Bolt (1) - Install and tighten 9 N.m (80 lb/in)

  5. GM4593400Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Bracket Nut (1) - Install and tighten 9 N.m (80 lb/in)

  6. GM4593396Courtesy of GENERAL MOTORS COMPANY

    Left Rear Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb-ft)

  7. GM4593393Courtesy of GENERAL MOTORS COMPANY

    Right Front Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb-ft)

  8. GM4593391Courtesy of GENERAL MOTORS COMPANY

    Left Front Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb-ft)

  9. GM4593388Courtesy of GENERAL MOTORS COMPANY

    Right Rear Brake Pipe Fitting (1) - Install and tighten 18 N.m (13 lb-ft)

  10. GM4593384Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Primary Pipe Fitting (1) - Install and tighten 25 N.m (18 lb-ft)

  11. GM4593382Courtesy of GENERAL MOTORS COMPANY

    Brake Pressure Modulator Valve Secondary Pipe Fitting (1) - Install and tighten 25 N.m (18 lb-ft)

  12. GM4599021Courtesy of GENERAL MOTORS COMPANY

    Electronic Brake Control Module Electrical Connector (1) - Connect

  13. GM4577929Courtesy of GENERAL MOTORS COMPANY

    Radiator Surge Tank (1) - Install - Radiator Surge Tank Replacement (LYX without KL9) , or Radiator Surge Tank Replacement (LTG LYX with KL9)

  14. Bleed the brake system. Hydraulic Brake System Bleeding (Manual) , or Hydraulic Brake System Bleeding (Pressure)
  15. Perform the diagnostic system check. Diagnostic System Check - Vehicle
  16. Observe the brake pedal feel after performing the diagnostic system check. If the pedal now feels spongy, air may have been in the secondary hydraulic circuit of the brake modulator which may have been introduced into the primary circuit. If the pedal feels spongy, bleed the antilock brake system. Antilock Brake System Automated Bleed