No
no
It shouldn't.
If you are on Xbox 360, you can dial numbers and cheat codes by pressing up once on the D-Pad to open the phone, and another time to launch the keypad. Then, you just use it to dial in numbers.
seriously?? ovibously not use your common sense
dude, there are no secret cheats, just use gta4.net for all the cheats, i mean, there is only like 15.
yes you can
Yes, you can use your Xbox Live account on your new Xbox One.
No, but you can use cheats to BEAT the missions No, but you can use cheats to BEAT the missions
No, not unless they were featured in the original Gta4
no, only if you hack the game on pc, so just play the story, if you need use the cheats.
Both Playstation 3 and Xbox 360 are not able to use cheats.