Sure he did. He amassed a ton of men & power in Cicero. Accardo & Cerone certainly didn't help him with that. When Giancana's crew began to fall apart, Aiuppa & his Cicero family were in a position to make moves to take over. Accardo & Cerone realized this & jumped on their side.

Aiuppa couldn't stand the northside people, it's pretty well documented that he wanted to have Jackie Cerone killed, and Cerone was Accardos protege.