Malibu L4-144 2.4L DOHC VIN T SFI (1998)
Vehicle Speed Sensor: Description and Operation
Description
The Vehicle Speed Sensor (VSS) is a permanent magnet generator in the transaxle which sends an AC voltage signal to the PCM, which the PCM
converts to Miles Per Hour (MPH). This sensor mainly controls the operation of the Torque Converter Clutch (TCC), shift solenoids, and cruise control
systems.
Circuit Faults
Refer to DTC P0502 Vehicle Speed Sensor Circuit Low Input or Automatic Transaxle for more information.