gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Digital Ratio Adapter/Controller (DRAC) - Service|Page 3532 > < Digital Ratio Adapter/Controller (DRAC) - Service
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Vehicle Speed Sensor: Description and Operation

2 Wheel Drive (Manual Transmission)

VSS 2WD Manual Transmission

2 Wheel Drive (Automatic Transmission)

VSS 2WD (A/TRANS.) VEHICLE SPEED SENSOR

 4 Wheel Drive or All Wheel Drive

VSS 4WD Or AWD

PURPOSE

The Vehicle Speed Sensor (VSS) provides information to the control module for control of:
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Transmission Torque Converter8Clutch (TCC)

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Speedometer

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Odometer

Digital Ratio Adapter/Controller (DRAC) - Service|Page 3532 > < Digital Ratio Adapter/Controller (DRAC) - Service