The former prosecutor is the host of "Nancy Grace" on HLN, a cable news network owned by CNN.
She frequently appeared on "GMA" to spar with ABC legal analyst Dan Abrams regarding high-profile crimes and court cases.
"While it is true that Nancy no longer appears on 'GMA,' it has nothing to do with banning [particular] clients. Like every other cable network and broadcast outlet with a morning show, we ask that CNN/HLN talent not appear on other network's morning shows, unless they are promoting a book or a personal project," a CNN representative told the New York Post.
Celebrity Families of 2014 [PHOTOS]