Vacuum Brake Booster: Service and Repair

Brake Booster

Removal
1. Disconnect the battery ground cable.





2. Disconnect the fluid level sensor connector.





3. Position the speed control cable out of the way.





4. Disconnect the power brake booster check valve.





5. Remove the brake master cylinder nuts.





6. Remove the wiring harness bracket, and position aside.
7. Remove the brake master cylinder and position aside.





8. Remove the instrument dose-out panel pushpins, and then remove the panel.





9. Remove the stoplight switch retaining pin.





10. Slide the stoplight switch and booster push rod off the brake pedal pin.





11. Remove the brake booster retaining nuts.





12. Remove the power brake booster.

Installation











1. CAUTION: The brake switch must be positioned with the closed lisle sway from the brake pedal am and the open hole facing upward.

NOTE: The brake booster input rod must be correctly oriented during installation.

To install, reverse the removal procedure.