The Edge is a nice enough vehicle, however try to drive it with the back windows down. You will experience a "shake" like no other. The vibration in the vehicle is so bad the interior door panels shake visibly. Ford acknowledges the problem with a service advisory that states there is no servce at this time. The dealership wants nothing to do with your issue after they receive your money and the solution is don't try to drive it with only the back windows down. Ford states they will not set a precident on this issue with a trade in certificate therefore, your will be stuck.
Change the body style enough to compensate for the uncontrollable vibration
† Edmunds.com received the highest numerical score in the proprietary J.D. Power 2014 Third-Party Automotive Website Evaluation Study℠. Results based on responses from 3,381 responses, measuring 14 companies and measures third-party automotive website usefulness among new and used vehicle shoppers. Proprietary study results are based on experiences and perceptions of owners surveyed from January 2014. Your experiences may vary. Visit jdpower.com.