Here’s a few Grand Theft Auto 4 Cheat Codes for the Xbox 360. Please remember that you must enter these cheats during gameplay with Niko Bellic’s automobile. 1: To give Niko an Armer dial 3625550100. 2: If you want to restore Niko’s Health use this 4825550100 3: For weapons #1 Handgun, Shotgun, MP5, M4, Sniper Rifle, RPG, Grenades, Baseball bat, use 4865550100 this number translates into GUN-555-0100. 4: To remove wanted level (Blocks “Walked free” achievement): 2675550100 5: Raise Wanted Level (Adds a star to Niko’s wanted level): 2675550150, number shall translate into “COP-555-0150″. 6: If you want to change weather or brightness 4685550100, number shall translate into “HOT-555-0100″. 7:…