Just be sure that every thing is in good shape when you trade it in. Like the oil.
I had water in my oil. I think it was from a pevious problem that I had fixed, I just never got the oil clean enough. He tried to say it was raising on the dipstick as we ran it on a water hose. I don't think he was right, but I couldn't prove it. I went a ahead with the trade, but it cost me $3k.