Plase Code Delco GM0500v9217427

alnasor, December 2015

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