Radio codes

[JDM_SLO]

So i got what i think is to be an Si radio out of a 99-00 ek but when i pluged it in the radio just seys code on it.. I called the dude and he wont pick up my calls. Where can i get the code from?

[auex]

Dealer. Get the serial number from off of the radio. Then hope somone will give it to you from the dealership. I might be able to.