2000 BMW 323CI WILL NOT MOVE WHEN IN REVERSE GEAR; THE CAR BEHAVES AS IF IT IS NEUTRAL. THIS HAPPENED SUDDENLY, WITH NO WARNING. THE CAR HAD NO ISSUES LEADING UP TO THIS, NO WARNING LIGHTS, ETC. THE CAR HAS BEEN IMMACULATELY MAINTAINED AND SERVICED. THERE ARE LITERALLY HUNDREDS OF COMPLAINTS ON THE WEB, INCLUDING AT YOUR FORUM, ABOUT THIS IDENTICAL PROBLEM. *TR