Successfully complete the indicated task to unlock the corresponding mode:

7 Days Of Hell: Successfully complete Day 55. In this mode, you must survive seven very long levels with different graphics effect.
All Weapons: Successfully complete Day 55. In this mode, you can use any weapon with infinite ammunition.
Blackout: Successfully complete Day 55. In this mode, your view is limited to a small circle around your character. The circle expands when more players are near. Also, radioactive zombies become very visible.
Chainsaw Only: Successfully complete a level using only the chainsaw. You cannot have any environmental or Zombie Bait. In this mode, you are limited to the chainsaw and Zombie Bait.
Hardcore: Survive seven days with no deaths. In this mode, you only have one life and cannot gain any more.
Turbo: Get a 100x multiplier. In this mode, everything moves faster.

Stand next to survivors and throw a teddy bear in a safe direction to distract the zombies.

This video shows all the cheats available for Grand Theft Auto IV (Xbox 360, PlayStation 3 and PC)Follow the GTA IV Show for more videos:http://www.youtube.c. Then, save the game, and restart the Xbox 360. When you reload your saved game, look through your outfits, and you should have Claude's outfit (the main character in Grand Theft Auto 3). Everything from the leather jacket, the green cargos, and the black shoes with. Grand Theft Auto IV Cheats For Xbox 360 Cheat Codes Enter Codes by pressing up on the D-Pad to bring up your cell phone screen than pressing D-Pad again to bring up the number pad. Than enter one of the following phone numbers for the desired effect.

Game Cheats For Gta 4 Xbox 360 Controller

Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Cheat For Gta 4 Xbox 360

Environmental Awareness (5 points): Kill a zombie using an environmental hazard in any game mode.
Gas Powered (5 points): Complete an entire arena, getting every kill with the Chainsaw.
Gun Shop (5 points): Kill at least one zombie with each weapon type in any game mode.
More the Merrier (10 points): Kill 10 or more zombies at the same time in any game mode.
Socialite (5 points): Play in an online multiplayer game.
Tour of the City (15 points): Complete each arena at least once in the same game in any game mode.
Can't Touch This (20 points): Rack up a 100x multiplier in any game mode.
Friends in Low Places (20 points): Save 25 survivors in any game mode.
Interior Decorator (20 points): Kill 25 zombies in any game mode using environmental hazards.
A Week To Live (25 points): Complete 7 days in any game mode without dying.
Hotter Than Hell (25 points): Complete the final day of the '7 Days of Hell' unlockable mode.
Anniversary of the dead (45 points): Complete the Final Day, in either Single or Multiplayer, and finish the game.