It is a beautiful color! I think my chances on finding this color in a touch up pen will be slim. It's a unique color that is only available in the grand prix for a two year run. 2005/06' much like fusion orange metallic was only available for 2004/05' grand prix's.
What I learned about W-body door handles is that the rods bend, and then the handle breaks. I replaced door handles, and they'd just break again.
After I straightened-out the door handle rods, the door handles work better and last longer.
This is on my two four-doors; but I've heard the two-doors are about the same.