left, up, left, down, left, down, right, x

Yes,there is.When you first turn on the game,load your profile,then it should take you to
your safe house.Then push b,and,if u did it correctly,you`ll end up back at the main menu
but with your car as the picture,then push the
folowing:left,up,left,down,left,down,right,x. Thats how you do it.Enjoy your infinate nos!
I hope i helped!(hint:when your puting in the code,make sure your using the d-pad!)