2007 dodge durango. i as driving home from work, my battery lite came on .

What is your question?

when I go home I stop the engine and try to crank it, but it wont crank up the batt. dead. After that put on new battery and belt and second hand alternator and still lite still on

What makes this problem better or worse?

just happen all of sudden

How long has your 2007 Dodge Durango had this problem?

never