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Home >> Cadillac >> 2020 >> CT6 V >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Repair Instructions >> Brake Master Cylinder Replacement - With Power Brake Booster and Electronic Brake Control Module (LTA) >> Installation Procedure

Installation Procedure

GM5630093Courtesy of GENERAL MOTORS COMPANY
  1. Brake Master Cylinder Bracket (1) - Install NEW
  2. Brake Master Cylinder Bracket Bolt (2) - Install and tighten [2x] 22 N.m (16 lb ft)
  3. Install NEW push rod retainer.
    GM5095820Courtesy of GENERAL MOTORS COMPANY
  4. Brake Master Cylinder (1) - Install
    GM5095800Courtesy of GENERAL MOTORS COMPANY
  5. Brake Master Cylinder Nut (1) - Install and tighten [2x] 22N.m (16 lb ft)
  6. Brake Pressure Modulator Valve Bolt (2) - Install and tighten 22 N.m (16 lb ft)
  7. Connect the electrical connector.
    GM5095973Courtesy of GENERAL MOTORS COMPANY
  8. Removes the caps from the brake pipe fittings.
  9. Front and Rear Brake Pipe Fitting (1) - Install [4x] - Brake Pressure Modulator Valve Pipe Replacement (LGX) Brake Pressure Modulator Valve Pipe Replacement (LTA) 
    GM4247112Courtesy of GENERAL MOTORS COMPANY
  10. Windshield Wiper Transmission (2) - Install - Windshield Wiper Transmission Replacement
    GM5095809Courtesy of GENERAL MOTORS COMPANY
  11. Connect the brake master cylinder to the push rod retainer (1) by pushing the brake pedal (2) inwards.
  12. Brake Pedal Position Sensor - Install - Brake Pedal Position Sensor Replacement
  13. Instrument Panel Lower Trim Panel Insulator - Install - Instrument Panel Lower Trim Panel Insulator Replacement - Left Side
  14. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  15. Bleed the brake system. Hydraulic Brake System Bleeding (Manual with LGX) Hydraulic Brake System Bleeding (Pressure with LGX) Hydraulic Brake System Bleeding (Pressure with LTA) 
  16. Check for brake system leaks.