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Home >> Chevrolet >> 1996 >> Chevy Express G2500, Van Cargo Extended, 4L60E/M30 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - Diesel >> Computerized Engine Controls >> Input Devices >> Vehicle Speed Sensor (VSS)

Vehicle Speed Sensor (VSS)

Mounted on the transmission, VSS sends a pulsing signal to PCM for vehicle speed calculation. PCM uses this calculation to control transmission shifts and TCC engagement.

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