your right xboxdawg -- Benq LT
you said you took the key from your old firmware and injected into new firmware then it should work if you have done it right
latest dash update is 14719
redump the drive to see what firmware is on the drive
if its 0442 use orig from stock folder and inject your key and flash
do dash update and then make sure origs work
if all good use LT 3.0 0442 firmware make sure you create hacked firmware from your dump and flash