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Power Brake Booster. Power Brake Booster. Item is HaZmatPower Brake Booster
Fits Sierra 2500 HD (2007 - 2010)3/4 TON. CREW CAB, 3/4 & 1 TON. EXTENDED CAB, 3/4 & 1 TON. STANDARD CAB, 3/4 & 1 TON. Yukon XL, Suburban. Brake Power Booster Unit - Repair or ReplaceIf 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 GMC Sierra 2500 HD.
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This product contains hazardous materials.