type gimmeall in the main menu ;)
Go to the main menu and type "gimmeall" without the "s. A window should pop-up and say you've just unlocked a cheat
When you get to level 10 you can unlock it, then maybe level 20.... 25 to unlock the 3rd machine.
You have to get every trophy and unlock everything.
unlock them by doing the tasks in the notebook(2 button).
100% everything
No Cheat
no.
1: its impossible 2: type in all the character codes
there is no such cheat, they took out a lot of cheats for uc compared 2 flatout 2.
Just go to this site: http://gameolosophy.com/games/gaming-on-the-go/
1. Break out of the chair. 2. Type: "3arc unlock" in the computer 3. Enjoy unlocking everything and having unlimited ammo.
As far as I know, the only way is to use the Unlock Everything cheat, which is I must note UNREVERSEABLE, is Green, Green.