Grand Theft Auto IV Cheat Codes

During Gameplay, type any of these cheats (note: codes are not case sensitive)
    Effect  ========================  Code
    Aggressive Drivers  ==============  MIAMITRAFFIC
    All ''heavy'' weapons  ==============  NUTTERTOOLS
    All ''light'' weapons   =============== THUGSTOOLS
    All ''medium'' weapons =============   PROFESSIONALTOOLS
    All cars are black   ================= IWANTITPAINTEDBLACK
    All cars are pink  ==================  AHAIRDRESSERSCAR
    All traffic lights are green============    GREENLIGHT
    Blow up nearby cars   =============== BIGBANG
    Cars can drive/hover over water  =======  SEAWAYS
    Cars can fly  =====================  COMEFLYWITHME
    Change Skin/Clothes===============    STILLLIKEDRESSINGUP
    Commit Suicide   ================== ICANTTAKEITANYMORE
    Decrease Wanted Level ==============   LEAVEMEALONE
    Dense Clouds  ===================== ABITDRIEG
    Fast boats can fly for short periods of time ==   AIRSHIP
    Foggy Weather   ===================== CANTSEEATHING
    Full Armor  ========================  PRECIOUSPROTECTION
    Full Health  ========================  ASPIRINE
    Girls Carry Guns   =================== CHICKSWITHGUNS
    Gives Tommy girly arms/legs  ===========  PROGRAMMER
    Ladies Man, Women Follow You  =========  FANNYMAGNET
    Light Clouds ========================   APLEASANTDAY
    Makes everything faster   =============== ONSPEED
    Makes everything slower  ==============  BOOOOOORING
    Makes Tommy fatter   ================ DEEPFRIEDMARSBARS
    Makes you smoke a cigarette  ===========  CERTAINDEATH
    Only the wheels of a car are visible =========   WHEELSAREALLINEED
    Peds Carry Guns  ================  OURGODGIVENRIGHTTOBEARARMS
    Peds Hate You    ====================NOBODYLIKESME
    Peds Riot    ========================FIGHTFIGHTFIGHT
    Perfect Handling   ================== GRIPISEVERYTHING
    Play as Hilary King   ================ ILOOKLIKEHILARY
    Play as Ken Rosenberg  ==============  MYSONISALAWYER
    Play as Lance Vance   =============== LOOKLIKELANCE
    Play as Love Fist character (Dick) ======   WELOVEOURDICK
    Play as Love Fist character (Jezz Torent)  =====  ROCKANDROLLMAN
    Play as Mercedes    ==================== FOXYLITTLETHING
    Play as Phil Cassidy  ====================  ONEARMEDBANDIT
    Play as Ricardo Diaz  ===================  CHEATSHAVEBEENCRACKED
    Play as Sonny Forelli   ================= IDONTHAVETHEMONEYSONNY
    Raise Wanted Level  ==================  YOUWONTTAKEMEALIVE
    Shows Media Level (when 2+ stars) ==========   CHASESTAT
    Spawn a Bloodring Banger   ================ TRAVELINSTYLE
    Spawn a Bloodring Banger #2 =============   GETTHEREQUICKLY
    Spawn a Caddie  =======================  BETTERTHANWALKING
    Spawn a Hotring Racer  ==================  GETTHEREVERYFASTINDEED
    Spawn a Hotring Racer #2  ================  GETTHEREAMAZINGLYFAST
    Spawn a Rhino ========================   PANZER
    Spawn a Romero's Hearse  ================  THELASTRIDE
    Spawn a Sabre Turbo    =================  GETTHEREFAST
    Spawn a Trashmaster ===================   RUBBISHCAR
    Spawn Love Fist's Limo  =================  ROCKANDROLLCAR
    Speed up game clock   =================== LIFEISPASSINGMEBY
    Sportscars have big wheels  ================  LOADSOFLITTLETHINGS
    Stormy Weather  ========================  CATSANDDOGS
    Sunny/Clear Weather   ==================== ALOVELYDAY