Removal (S-10 Chassis)
- Apply the parking brake.
- Remove the master cylinder away from the vacuum booster. See MASTER CYLINDER .
- Support the master cylinder.
- Disconnect the check valve from the vacuum booster.
- Remove the left closeout/insulator panel. See INSTRUMENT PANEL .
- Remove the pushrod retainer from the brake pedal pin.
- Remove the stop light switch and the pushrod from the brake pedal pin.
- Remove the steering column support bracket. See appropriate STEERING COLUMN article in STEERING.
- Remove the vacuum booster mounting nuts.
- Remove the vacuum booster assembly and gasket. See Figure.