A full listing of cheat codes for Grand Theft Auto IV for the Playstation 3 is found at GameFAQs. Players input cheat codes by dialing numbers into the phone of main character Niko.
Cheat codes allow players to unlock special in-game abilities, vehicles, and to make certain events happen within their game. A large variety of cheat codes is available in Grand Theft Auto IV for the Playstation 3. These include codes that change the weather, remove a wanted level, spawn a Turismo vehicle and give the player access to a variety of weapons.
However, players are advised to use cheat codes carefully. Cheat codes can affect missions and achievements, leading to problems with their game.