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Home >> Pontiac >> 1995 >> Sunfire L4-2.2L VIN 4 >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Vehicle Speed Sensor >> Description and Operation >> General Description
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General Description

The Vehicle Speed Sensor (VSS) is a permanent magnet generator in the transaxie which sends an AC signal to the Powertrain Control Module (PCM), which the PCM converts to miles per hour. There are several types of vehicle speed sensors. See Diagnostic Trouble Code (DTC)
24 for more information.