Note: Enter the following cheats during gameplay.
Max Health - L, L, R, A, A, B, B, R
Max Armor - L, L, R, B, B, A, A, R
Increase Wanted Level - L, L, R, Y, Y, X, X, R
Decrease Wanted Level - R, X, X, Y, Y, R, L, L
Explosive Desert Eagle Bullets (changes pistol bullets into rockets explode on hit) - L, R, X, Y, A, B, Up, Down
Cloudy - Up, Down, Left, Right, X, Y, L, R
Hurricane - Up, Down, Left, Right, B, Y, R, L
Heavy Rain - Up, Down, Left, Right, A, X, R, L
Rain - Up, Down, Left, Right, Y, A, L, R
Sunny - Up, Down, Left, Right, A, B, L, R
Weapons Pack 1 (Grenade, Nightstick, Pistol, Minigun, Assault Rifle, Micro SMG, Stubby Shotgun) - R, Up, B, Down, Left, R, B, Right
Weapons Pack 2 (Molotov Cocktail, Teaser, Dual Pistols, Flamethrower, Carbine, SMG, Dual-Barrel Shotgun) - R, Up, A, Down, Left, R, A, Right
Weapons Pack 3 (Mine, Chainsaw, Revolver, Flamethrower, Carbine, SMG, Dual-Barrel Shotgun) - R, Up, Y, Down, Left, R, Y, Right
Weapons 4 (Flashbang, Bat, Pistol, RPG, Carbine, Micro SMG, Stubby Shotgun) - R, Up, X, Down, Left, R, X, Right
hope you find them useful
items wich are bold are good