Has anyone inquired? Not exactly priced to move, IMO. I would presume at that price, everything works, everything is in great condition and it has no major problems. In other words, it's rare...
The FB link no longer works for the seller's thread: "This Listing Isn't Available Anymore": https://www.v8buick.com/index.php?threads/71-gs-455-conv-59k.390593/#post-3448408
You can still read the original text in that thread, it's the same car in the Facebook Marketplace listing in post#1 in this thread, read the text. The price is higher in the old listing: Click screenshot below to visit the current listing on Facebook Marketplace