One possible way to check whether it has been replaced is to look for
the name in the lower corner. Ford makes their own glass under the
Carlite name. If the name is PPG or LOF then it is a replacement.

On Thu, 09 Dec 2004 16:45:24 -0500, "knagy389us"
> wrote:

>Dont know if this is your problem but it seems my windshield wasn't sealed
>correctly from the factory. I had a nasty draft in the bottom right hand
>corner, so bad I had to runthe heat all the time. Svc dept found an 8"
>piece of the seal missing. I bought this used, so who knows what
>happened.
>
>On another note, they also did a software update for the transmission,
>which shifted really clunkily. Definitely improved the shifts.
>
>Ken