Ascender 4WD L6-4.2L (2003)
Vacuum Brake Booster: Service and Repair
Vacuum Brake Booster Replacement
Vacuum Brake Booster Replacement
Removal Procedure
1. Apply the parking brake.
2. Remove the master cylinder.
3. Disconnect the vacuum hose from the vacuum booster and from the engine.
4. Remove the left closeout/insulator panel.
5. Remove the pushrod retainer (3) from the brake pedal pin (4).