This is not a mustang but it has a 5.0 in it its a 1999 explorer,the problem started today my wife was driving it when the check engine light came on then the over drive light started to flash,when she got home i unhooked the battery cable then hooked it back up and took it for a drive it ran as good and shifted as good as it ever had the OD light stoped coming on but the CEL came back on has anyone ever had this problem before