Does anyone know how to change the stop reverse neutral switch in a 1992 crown vic?

I was told the reason my backup lights don't come on is because of the stop reverse neutral switch? I know its on the underneath of the car on the tranny just wondered how to change it?Does anyone know how to change the stop reverse neutral switch in a 1992 crown vic?Two small bolts hold it on, and it has a quick connect junction in the wires for easy removal.