chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Vehicle Speed Sensor|Testing and Inspection > < Diagram Information and Instructions|Page 4568
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Vehicle Speed Sensor: Description and Operation

PURPOSE

The Vehicle Speed Sensor (VSS) sends a pulsing voltage signal to the Powertrain Control Module (PCM) which the PCM converts to mph/km/h.
This sensor mainly controls the operation of the Torque Converter Clutch Solenoid (TCC) system. See TCC Solenoid.. Under Transmission and
Drive Train/Automatic Transmission /Transaxle/
.

Also See Diagnostic Trouble Code (DTC) 24. Under Systems Diagnosis/Procedures/Diagnostic Charts/Powertrain Control Module (PCM)
Diagnostic Trouble Codes.
 See: Testing and Inspection/Diagnostic Trouble Code Tests and Associated Procedures/Manufacturer Code
Charts/DTC 24/Powertrain Controls - ECM/PCM

Vehicle Speed Sensor|Testing and Inspection > < Diagram Information and Instructions|Page 4568