In order to enter the cheat code in GTA 4, you need to get your mobile phone and go to dialing mode.
Grand Theft Auto 4 (GTA IV): The most complete list of new and old cheat codes (+ pictures) Free Download
Next, you need to dial any of the numbers listed below. If the code was entered correctly, then a new tab “Cheats” will appear under the “Settings” tab. Suitable for both PC, Xbox 360 and PlayStation 3.
GENERAL CODES
948-555-0100 – see information about the current song from the radio
482-555-0100 – Get full health and weapons
486-555-0150 – Get a weapon (knife, Molotov cocktail, pistol, rifle, Uzi, AK47, sniper rifle, RPG):
486-555-0100 – Get advanced weapons (bat, pistol, shotgun, MP-10, M4, sniper rifle, RPG, grenades):
362-555-0100 – Get full health
267-555-0100 – Decrease Pursuit Level
267-555-0150 – Increase Pursuit Level
468-555-0100 – Change the weather
Calling Cognoscenti:
227-555-0142
FIB Buffalo call:
227-555-0100
The Turismo call:
227-555-0147
Calling Comet:
227-555-0175
SuperGT call:
227-555-0168
Calling NRG-900:
625-555-0100
Calling Sanchez:
625-555-0150
Annihilator call:
359-555-0100
Jetmax call:
938-555-0100
CODES ON THE BALLAD OF GAY TONY
Super hit – 276-555-2666
Explosive sniper cartridges – 486-555-2526
359-555-7272 – parachute
938-555-0150 – Floater
625-555-0200 – Akuma
625-555-3273 – Vader
272-555-8265 – APC (tank)
359-555-2899 – Buzzard
227-555-9666 – Bullet GT
CODES ON THE LOST AND DAMNED
Call Innovation – 245-555-0100
Call Hexer – 245-555-0150
Call Hakuchou Custom – 245-555-0199
Call Double T Custom – 245-555-0125
Call the Gang Burrito – 826-555-0150
Call Slamvan – 826-555-0100