You might want order up a new ECU from Greg at Pace Performance. Not expensive.
You'll have to remove the passenger side wheel to get at it, but it's not all that difficult.
Did it when I dumped my locked tune. It was the easiest route to go.
things are not as they appear to be.........
2009.5 LiquidRed/OnyxRed, Premium Package
e85 Surprise Package