I have the impression that, within Chabad, the Rebbe’s writings, beliefs and practices are considered beyond question. I.e., they can be studied, but disagreeing with them is not acceptable. Is that accurate?
(That may have been covered earlier, but with over 400 posts in this topic, I can’t remember. By the way, it might be helpful to have a permanent article posted somewhere that summarizes all the answers provided in this topic.)