[quote=kcal09]I would recommend a used Infiniti M35… reliability second to none.[/quote]

Actually, reliability second to many.

Acura RL, Volvo S80, Mercedes E Class, Lexus GS, Cadillac STS, and Audi A6 all beat it in the midsize category:

http://tinyurl.com/3mb9mht

Or, in the full size category, Cadillac DTS comes out on top, followed by the Lexus LS and Mercedes S Class:

http://tinyurl.com/3rwhb2l