I have a 2011 Maxima, Super Black, and it corrected pretty easily. I was unsure at first, but it took one pass of orange and one pass of white to get it 95% swirl free. If I would've took a couple more hours, I know It would've come out PERFECT!
Here's my original thread: http://www.adamsforums.com/topic/25749-nissan-clear-coat-hard-or-soft-any-tips/?do=findComment&comment=406639