This is for Xbox 360. The following Grand Theft Auto 4 cheats should be entered duing actual gameplay using the mobile phone of Nico Bellic. In order to access Bellic’s mobile during the game, press UP. Then press UP again in order to locate the keypad. You’ll use the keypad to enter the cheat codes. The codes should be entered correctly for you to be able to access the Cheats menu. With the Cheats menu, you can access the cheats without having to enter the phone number all over again.

Important thing to note: Do not save your game after using the cheats because the following cheats may disable your game achievements.

Here are the following Grand Theft Auto 4 Cheats:

Give Niko an Armer
Dial: 3625550100

Restore Niko’s Health
Dial: 4825550100

Change the Brightness or Weather
Dial: 4685550100

Spawn Sanchez
Dial: 6255550150

Spawn FBI Buffalo
Dial: 2275550100

Spawn Annihilator
Dial: 3595550100

Add a Star to Niko’s Wanted Level
Dial: 2675550150

Full Health
Dial: 3625550100
This cheat code prevents you from obtaining the following achievements: “Cleaned The Mean Streets”, “Finish Him”, “One Man Army”, and “Walk Free”

Repair An Engine
Dial: 911