That is part of the body panel component listing, you'd need a paint shop to remove and repaint if the scratch is deep enough. Since you can't provide pictures, just going off by what you say ... You can try this following procedure, if it doesn't work. It'll have to be done professionally.
- Use Meguairs Scratch-X abrasion remover, then detail and polish off with a standard car wax.
How deep is it ? Can you feel it with your fingernail ? If so, then you won't be able to do much except going to a body shop or if you're brave enough you can try touch up paint.
If it's not that deep and there is still paint underneath then you should be able to polish it out. A picture would really help.