User blog comment:ToddFGamer/XBOX Won't Load Skyrim/@comment-69.244.224.27-20151129195405/@comment-6881629-20151129215253

If Hearthfire is removed and you load up a save anything from Hearthfire like built houses will cease to exist, saving that will then mean even with Hearthfire reinstalled after things like built houses will still be gone in that save.