Yes I guess you cant expect them to help when they have tons of newer models to sell. I thought possibly someone here or someplace figured this out as I`ve seen others make a perfectly working unit into a brick by accident.Maybe there was a solution years ago available.. It should not be hard to ...

Hi I have also accidentally deleted my system files on a 660 LM. I have tried to find a solution including Garmin. They just said Sorry. If anyone can help or supply the files I would appreciate it or any suggestions before I have to replace it. Regards Thomas