While installing my coach battery in there must have been some water leaking out that I did not see. It got on my kick palate under the entry door. The vynle they put there did its job and saved the p...
Touch up paint may stand out as much as the white spots. Before replacing the vinyl I would try to paint the whole area. Use Krylon or other paint suitable for vinyl.
First, I would check the price of the replacement vinyl. It may be easier to replace it.