** Warning ** This cheat overrides the game's default Motherlode cheat.
Place the Motherlode game cheat in your packages folder. This version of Motherlode game cheat gives you 1 000 000 Simoleons immediately. In the game, press Ctrl+Shift+c to open the cheats window. Type in Motherlode.
To remove it, simply remove it from the packages folder.
Motherlode game cheat (MediaFire)