2007 ford edge 2 weeks ago just dies,starts after a bit,take it to dealer,no codes,bad gas,they say,added new gas ,water remover,does it again,no codes,no one knows,drain tank,new plugs,reload with different gas company,drive a couple days ,does it again,any experiences or suggestions would be greatly appreciated before I start replacing $$$$$$$parts,47000 miles,never acted up before,I love the vehicle,and take care of it properly.