Need Help quick....

IM leaveing in a few days today and tommarow s pretty all the time i have for this project so here is my problem. I have stereo removal keys and all. And when i try to pull out my cd player or the upper unit out of my 99 gt it wont come out. the decks loosen like they should come out but its like something is holding it in still or its hitting the dash i dont know all i know is im frustrated to the point of takeing a hack saw to my dash:mad: :bang: :bang: :bang: is there anything special i should be doing here?