I change the alternator, why still recieving in the panel service charg syste ? on 1999 Cadillac DeVille

I did a scan on my cadillac, and the codes came back saying, PCM P0107 and PCM P1107. and the battery is still not charging, please help.

Asked by for the 1999 Cadillac DeVille
il look tomorrow 4 u let me know if you still need help
1 more answer
Did you check your connector box to see if it's not burned out?

Check the wire to the alternator.