Im hearing a fluttering noise under the hood what could it be?

What is your question?

After personally replacing the engine mounts ,exhaust manifold gaskets and muffler on my 07 jeep patriot I'm hearing a fluttering noise coming from the pulley area what could it be? Please help!

What makes this problem better or worse?

Its worse when accelerating

How long has your 2007 Jeep Patriot had this problem?

2 days