Jeep Liberty Alternator Replace/Remove

I Just Replaced The Alternator And Battery A Few Months Ago. When I Got Home Last Night, The Car Had No Power. Tried To Jump It Off And...

Car Died While Driving. I Replace Altenator And Battery But Having Same Problem. What Else Could It Be?

I Have A 2004 Jeep Liberty V6 3.7 L Changed Alt Bat Light Still On Goes Off When Started But Comes Back On Could Be Starter