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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 509 (Disc Brakes & Drum Brakes) >> Description & Operation >> Brake Assist System >> Vacuum Source

Vacuum Source

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Supplies force used by power brake booster to decrease brake pedal effort.