If you connect gps device to pc via port cable you will see sdcard also you will see the content of your gps device.
If you see then you cansearch file and then modify the path of what you want to do.....

But you have not make test of second method....
1.copy original sd card as it is in PC.
2. Take a new sd card empty one and copy from your PC what you have copied before.
3. Copy then, inside folder drive,whatever called, all files of igo.
4.rename drive.exe or whatever exe to fault.exe.
5.rename igo.exe to drive.exe or whatever.exe has in original folder sd