I'm aware Tennessee's lemon law is only for new cars but It literally has been three days and I feel like I should be able to do something about buying not so cheap lemon.
Lemon Law Attorney
You may be able to do something. You'll need to contact local counsel in TN for more on your rights. This area of law is highly specialized and many attorneys are unaware what can be done.
In these situations it is best to contact someone good for a low or no fee consultations. Find that someone here: