How do you replace speedometer sensor on 94 ford aerostar?

To replace the speedometer sensor on a 1994 Ford Aerostar, first, locate the sensor on the transmission, typically on the driver's side. Disconnect the electrical connector and remove the retaining bolt to take out the old sensor. Install the new sensor by reversing the process: secure it with the bolt and reconnect the electrical connector. Finally, test the speedometer to ensure it's functioning correctly.