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Home >> Buick >> 1983 >> Electra V8-307 5.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Vehicle Speed Sensor >> Description and Operation
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Vehicle Speed Sensor: Description and Operation


The Vehicle Speed Sensor (VSS)--positioned behind the speedometer in the instrument cluster--informs the ECM of vehicle speed.

The ECM processes this information to determine when to activate or deactivate the torque converter clutch.