sounds like it could be a VSS, is there a problem with the fuel guage also?

the sensor is on the side of the trans on the back side near the firewall, under the intake

no cable the speedo is electronic

- 95 Mystique LS - Zetec/5spd - 99 Contour SeVT Sport - Duratec/5spd Official NE-CEG Contour/Mustang Family