Roof up and in warm sunshine.
Wear safety gear: latex gloves, glasses, etc.
Remove old tape with a sharp scraper and some pulling.
Remove old tape caulk crud with a sharp scraper and alcohol based solvent.
Clean tape area with the alcohol based solvent.
Carefully apply 4" wide tape in same pattern as factory did.
Take your time.
Above are suggestions as a guideline, only, with no guarantee whatsoever.
Good luck, it works.