My a/c & heater works it want blow out the vents

What is your question?

I have replace my blower in my car because I thought that was the reason the ac and heater wasn't blowing out the vents.... Well I replace that in it still want blow out the vents heater in ac works just no pressure coming out vents

What makes this problem better or worse?

Nothing

How long has your 2007 Mercury Grand Marquis had this problem?

2yr