See
https://www.radiocodes.co.uk/delco-radio-codes
May be old advice but you could visit http://www.usedcarmart.co.uk/forum/forums/27-Car-Audio - post a message on the CAR AUDIO SECTION and member JOHN1000 may be able to help you
http://www.delcolockcodes.com/details.html
http://www.geeksoncars.com/how_7173016_unlock-delco-radio-code.html
Anon, December 2015
