Vehicle Speed Sensor: Removal
WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect the negative battery cable. Raise and support the vehicle. Remove the electrical connector at the vehicle speed sensor. Remove the retaining stud and the sensor. See Figure. Pull straight out in order to avoid damage to the case.