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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 258 (Hydraulic Brakes) >> Repair Instructions >> Brake Master Cylinder Reservoir Replacement (with MJK) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate the brake master cylinder reservoir grommets with GM approved brake fluid from a clean, sealed brake fluid container. Adhesives, Fluids, Lubricants, and Sealers 
  2. GM5493642Courtesy of GENERAL MOTORS COMPANY

    Brake Master Cylinder Reservoir Grommet (1) - Install NEW [3x]

  3. GM5493641Courtesy of GENERAL MOTORS COMPANY

    Secure the rear of the brake master cylinder reservoir (1) to the brake master cylinder and lower the front until it is fully installed.

  4. CAUTION:

    Refer to Fastener Caution .

  5. Brake Master Cylinder Reservoir Bolt (3) - Install NEW and tighten to 9 N.m (80 lb in)
  6. GM5890302Courtesy of GENERAL MOTORS COMPANY

    Remove the cap or plug from the exposed hose and clutch master cylinder fittings.

  7. Install the clutch master cylinder reservoir hose (1) to the master cylinder reservoir.
  8. Fill the brake master cylinder reservoir to the maximum-full level with GM approved brake fluid from a clean, sealed brake fluid container. Brake Master Cylinder Reservoir Filling 
  9. GM5491702Courtesy of GENERAL MOTORS COMPANY

    Electrical Connector (1) @ Brake Fluid Level Sensor - Connect

  10. Front End Sheet Metal Cross Brace - Install - Front End Sheet Metal Cross Brace Replacement (Impact Bar Bracket) , or Front End Sheet Metal Cross Brace Replacement (Plenum with Blackwing)
  11. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  12. Check for brake system leaks.