Ciera V6-231 3.8L (1986)
Vacuum Brake Booster: Service and Repair
Power Brake Unit Replace
1. Disconnect brake unit push rod from brake pedal.
2. Remove two master cylinder to power brake unit mounting nuts, then position master cylinder away from brake unit with brake lines attached.
CAUTION:Use care not to kink or bend brake lines.
3. Disconnect vacuum hose from vacuum check valve. Plug vacuum hose to prevent entry of dirt.
4. Remove power brake unit to dash panel attaching nuts, then remove brake unit.
5. Reverse procedures to install.
