R 3500 P/U 2WD V8-454 7.4L VIN W 4-bbl (1988)
Vehicle Speed Sensor: Locations
With Computer Command Control Fuel Injection
VEHICLE SPEED SENSOR (VSS)
I/P Wiring And Brake Switch
The Vehicle Speed Sensor (VSS) is located on the LH side of I/P behind the Instrument Cluster.