Shop Buick Century Power Brake Booster. CTS. CTS; All. SEDAN,. SEDAN, CTS. WAGON,. WAGON, CTS. Brake WAGON, Whistling, Year - OEM Buick Part # 20840618 (20800050, 23209782)

Booster. Brake. Assembly - P/B. Power.
Power Brake Booster.

Power Brake Booster

Fits CTS

CTS. CTS; All. SEDAN,. SEDAN, CTS. WAGON,. WAGON, CTS.
Brake Power Booster Unit - Repair or Replace
If you have a brake pedal that is suddenly stiff or you hear a whistling noise when you step on your brakes—especially when you're stopped—the culprit may be a failed brake booster. Our technicians can easily diagnose a possible brake booster failure in your .