Bleeding Master Cylinder

1992 Chevrolet Cavalier RS, 2D Convertible, 3.1 T, StandardSECTION Bleeding Master Cylinder
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1991 Pontiac Grand Prix, 1991 Oldsmobile Cutlass Supreme, 1991 Chevrolet Lumina, 1991 Buick Regal, and 1990 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If master cylinder requires bleeding, it must be done with master cylinder installed on vehicle.
  1. Depressurize ABS system (if equipped). Remove power brake reserve by applying brakes several times with the ignition off until all reserve is depleted. Ensure fluid level in master cylinder reservoir is adequate.
  2. Loosen front hydraulic line(s) on master cylinder and allow fluid to fill the master cylinder until it begins to flow from the front line connector port.
  3. Tighten front brake lines. Depress and hold the brake pedal slowly one time and hold. Loosen the front brake line connection at the master cylinder to purge air from the cylinder. Tighten the brake line and then slowly release the brake pedal.
  4. After waiting fifteen seconds, repeat the process, including the fifteen second wait, until all air is purged from the forward end of master cylinder. Repeat process for rear brake line connection(s).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.