Almost everything in GTA4 revolves around your cell phone. All of the cheat codes do too. If you pull out your phone and hit up twice, then dial the numbers onto the phone you get hooked up with whatever cheat it represents.
You can't use your directional only pedestrians can.
no, you can't
You are only able to drive it, as the lift will not work.
no
press select a couple of times.
you not allowed to use it stupid all cops chasing you
you mean the weather cheat, it's hot-555-0100 i believe. use gta4.net for the hot number if you don't know it.
there is no hovercraft in gta4
you cannot use nitrous in the normal gta 4, but you can on TBoGT in a race
check them out on the garage at gta4.net.
use gta4.net's interactive map
is there a cheat for a dog on gta4