Nano Cheats: GTA IV Cheats Reveal

Enter one of the following codes during game play. A small box will appear to confirm correct code entry. Note: The following codes should be considered unconfirmed until the retail version of the game is available.

Weapons tier 1 Press R1, L2, R2, L1, Up, Down, Left, Right, Up.

Weapons tier 2 Press R1, L2, R2, L1, Right, Down, Left, Up, Right, Down, Left, Up.

Weapon tier 3 Press R1, L2, R2, L1, Right, Down, Left, Up, Right, Down, Left, Up, Right(2).

Run quickly Press R1(2), Left, Right, L2, Square, Triangle, L1, Circle.

Never die Press R1, Circle(2), L2, R2, Triangle, X, L1, Right.

Health Press R1, L1, L2, Square, R2, Left, Right, Left, Right.

Money Press Up, Down, L1, L2, Left, Right, R1, R2, Square.

Money Press Up, Down, L1, L2, Left, Right, R1, R2, Square.

Source: www.wikicheats.com