(I also replied via e-mail)
Sorry, but the subject lines get cut off after so many characters.
Thanks for replying.
Part # DE63-00204A looks like a valid Samsung part number but it doesn't show up anywhere, so it's likely a proprietary part made only for GE and not available separately.
You can see a helpful exploded view of this model
here.
Then you can go
here and enter your model number and come up with the parts list. This site has much better prices than GE.
Normally you have to separate the door panels (as shown in the attached photo) and then you'll see the previously hidden screws you need to remove.
Or you can watch a
YouTube video (not a video I made) that demonstrates how it's done.
Chances are you will end up having to but more than you want to, but not the whole door.
We're happy to help you with free advice and we'd appreciate your thoughtful rating of our answer.