on a new note. went for a drive about half an hour ago, speedo still not working . but now th over drive O/D light is flashing .

hey everyone. been watching these forums for a while, and my speedo seems to have stopped working this morning. thought id finally sign up and find out whats going on. is this a common problem. anything i can do to fix it? or should i take it to a workshop. money is tight atm to the latter will be ...