They will fix it under the warranty. You can trade it in on another car, lose thousands and have to pay taxes and fees on the new car. It probably won't end up being cheaper for you.
If your salesperson is family, why are you asking us instead of him?
When you buy a used car you are taking a huge risk which is why you need to have a mechanic inspect it. If you choose not to then its called gambling. You may end up with the best car you ever owned or the worst.
Cars are not like wine, they don't get better with age. They are more like milk, they get worse.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.