1. download DSATM
2. make cheat.txt file in the same directory as DSATM with
YGXE DEE4AA12
020FCB3C 22329203
3. move an old rom which you have confirmed working on the g6 lite to the DSATM dir
4. rename that old rom to donor.nds
5. move GTA-rom to DSATM dir
6. open DSATM
7. load DS game = gta-rom, load cheat.txt, save as will be your new patched rom
8. click on ARM7 fix, click on enable/disable , click on enabled at start yes.
9. click on autopatch game.
10. start the G6 manager.
11. choose the new patched rom and burn it with SAFE mode and ROM TRIM.