buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Vacuum Vent Valve, Cruise Control|Description and Operation|Page 13516 > < Vehicle Speed Sensor/Transducer - Cruise Control|Description and Operation
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Vacuum Vent Valve: Description and Operation

DESCRIPTION

The vacuum release valve provides an additional vent to atmosphere for the servo unit when the brake pedal is held in the depressed position. The
venting is spring actuated and occurs within the free travel of the brake pedal arm.

Vacuum Vent Valve, Cruise Control|Description and Operation|Page 13516 > < Vehicle Speed Sensor/Transducer - Cruise Control|Description and Operation