I am a CPA and I really struggled with this entire issue. Here is the link to the article that explains the situation
https://www.currentfederaltaxdevelopments.com/blog/2019/2/14/safe-harbor-for-luxury-autos-and-bonus-...
If anyone else is running into this problem, I suggest you read the article at this link. The answer seems to be to amend the prior year return, selecting that you do NOT want to take 179 depreciation. Then re-start the current year return and import the amended return from the prior year.