Answer
Jun 27, 2025 - 10:26 AM
This product is also known as a "brake booster." A brake booster uses vacuum or hydraulic pressure to increase the force applied to the master cylinder, making braking more efficient and less strenuous for the driver.
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Jun 27, 2025 - 10:26 AM
View all GM Genuine Parts 19258789 Power Brake Booster with Brake Master Cylinder Questions & Answers
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