We recently purchased a 2002 Holiday Rambler Presidential fiver and have completely remodeled it. I purposely wanted this one so that I wouldn't feel guilty taking everything out and decorating it the...
You may be able to just repair the area that's bad and not redo the whole roof. Who cares if it has a slice or seam in it. When the Dicor flows on, nothing matters and as long as its sealed that's all that matters.
You may be able to remove the necessary items and peel the membrane away as needed, replace the panel and re lay the membrane. On the other hand you may find that the damage has moved down into the walls etc.