Free Ford Radio Code Forum

Hi I am needing keycode for cd player serial number M128449 N if any one can help have a code of 0924 but not accepting that code

Hi , Thank you for accepting me to the forum, i have a bit of a quandary i am trying to replace the tape player in my car for a cd player , i have the code but its not accepting it the serial number is M123449 and the Code I have is 0924 , any help will be gratefully received. Many Thanks Suzibear