Removal Procedure
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
- With the engine OFF, apply and release the brake pedal several times until the pedal becomes firm to deplete the power vacuum brake booster vacuum reserve.
- Remove the left front end sheet metal diagonal brace. Refer to Front End Sheet Metal Diagonal Brace Replacement - Left Side (ATS-V)Front End Sheet Metal Diagonal Brace Replacement - Left Side .
- Disconnect the power brake booster vacuum sensor electrical connector.
- Remove the power brake booster vacuum sensor (1) and hose assembly from the power vacuum brake booster and position aside.
- Remove the master cylinder. Refer to Master Cylinder Replacement .
- Remove the brake pedal position sensor. Refer to Brake Pedal Position Sensor Replacement .
- Release the brake pedal (1) from the power vacuum brake booster pushrod by lifting the pedal upward.
- Remove and discard the power brake booster pushrod retainer.
- Remove the power vacuum brake booster nuts (1).
- Remove the power vacuum brake booster (1).
- Inspect the power vacuum brake booster gasket (2) for damage and replace, if necessary.
NOTE:
Do not reuse the brake pedal retainer.