Vacuum Brake Booster: Service and Repair

BRAKE BOOSTER

COMPONENTS(1):

COMPONENTS(2):

REMOVAL
1. Disconnect the vacuum hose (B) from the brake booster (A).
2. Remove the master cylinder (C).





3. Remove the clevis pin (A) and snap pin (B).





4. Remove the four booster mounting nuts (C).
5. Remove the brake booster (A) from the engine compartment.





INSTALLATION
1. Adjust push rod length of the booster, and then install the seal on the booster assembly.





2. Insert the booster and tighten the nuts (C).





3. Connect the booster push rod and brake pedal with a clevis pin (A) and install a snap pin (B) to the clevis pin (A).

CAUTION: Grease the pin before installing the snap pin. Always use a new snap pin

4. Install the master cylinder, then install the brake tubes to the master cylinder.
5. Connect the vacuum hose to the brake booster.
6. After filling the brake reservoir with brake fluid, bleed the system.
7. Check for fluid leakage.
8. Check and adjust the brake pedal for proper operation.