Driver 3 Cheats

All Weapons: R1, L2, SQUARE, CIRCLE, R1, R2, L2
Invincibility(not in story mode): SQUARE, SQUARE, L1, R1, L2, R2, R2
Unlock all Missions: L1, R1, L1, L2, SQUARE, SQUARE, CIRCLE
Unlock all Vehicles: L1, L1, SQUARE, CIRCLE, L1, R1, CIRCLE

go to the miami main bridge on that bridge there is a small road in about the middle of the bridge that turns off. turn into that road and go to the end. when you get to the end there will be a garadge that will open. when it opens there will be a really fast car in it.

Immunity from Police;
O O L1 L2 R1 R2 Square
Unlimited Ammo;
R1 R2 R1 R2 Square O Square
Unlock all Weapons;
R1 L2 Square O R1 R2 L2