Grand Theft Auto 3

bigger or smaller moon
Use the sniper gun and shoot the moon to make the moon bigger or smaller

Slower Gameplay
Triangle, Up, Right, Down, Square, R1, R2

Faster Gameplay
Triangle, Up, Right, Down, Square, L1, L2

Invisable Cars
During gameplay press L1, L1, Square, R2, Triangle, L1, Triangle. Note: Only your cars wheels will show

All Weapons
During gameplay press R2, R2, L1, R2, Left, Down, Right, Up, Left, Down, Right, Up

Flying (Dodo) car
While playing a game, press Right, R2, Circle, R1, L2, Down, L1, R1. When you do the code, Accelerate and press Up to fly.

Floor it
car floors when your on top of it- go on top of a car and shoot the front of the car and then the car will floor it.WARNING - sometimes it does not work just keep trying.

Full Health
During gameplay press R2, R2, L1, R1, Left, Down, Right, Up, Left, Down, Right, Up

Full Armor
During gameplay press R2, R2, L1, L2, Left, Down, Right, Up, Left, Down, Right, Up

Higher Wanted Level
During gameplay press R2, R2, L1, R2, Left, Right, Left, Right, Left, Right.

Lower Wanted Level
During gameplay press R2, R2, L1, R2, Up, Down, Up, Down, Up, Down.

More money
During gameplay press R2, R2, L1, L1, Left, Down, Right, Up, Left, Down, Rithg, Up

Tank
During gameplay press Circle, Circle, Circle, Circle, Circle, Circle, R1, L2, L1, Triangle, Circle, Triangle.

Speed up time
During gameplay press Circle, Circle, Circle, Square, Square, Square, Square, Square, L1, Triangle, Circle, Triangle.

Change outfit
During gameplay press Right, Down, Left, Up, L1, L2, Up, Left, Down, Right.

People fight each other
During gameplay press Down, Up, Left, Up, X, R1, R2, L2, L1. (Warning: Code can not be turned off, do not save)

All people hate you
During gameplay press Down, Up, Left, Up, X, R1, R2, L1, L2. (Warning: Code can not be turned off do not save)

Pedestrian Insanity
To drive the pedestrians straight out their heads, enter the following codes during gameplay: R2, R1, TRIANGLE, X, L2, L1, UP, DOWN. (Warning: Code can not be turned off do not save)

Pedestrians Fight!
To cause the pedestrians to brawl, enter the following code during gameplay: RIGHT, R2, CIRCLE, R1, L2, DOWN, L1, R1. (Warning: Code can not be turned off do not save)

Improved car handling
During gameplay press R1, L1, R2, L1, Left, R1, R1, Triangle.

Blow up all cars
During gameplay press L2, R2, L1, R1, L2, R2, Triangle, Square, Circle, Triangle, L2, L1

Clear Weather
During gameplay press L1, L2, R1, R2, R2, R1, L2, Triangle.

Foggy Weather
During gameplay press L1, L2, R1, R2, R2, R1, L2, X.

Cloudy Weather
During gameplay press L1, L2, R1, R2, R2, R1, L2, Square.

Rainy Weather
During gameplay press L1, L2, R1, R2, R2, R1, L2, Circle.

Regain health (the other way) First, get any car and drive up to a prostitute walking the streets. Stop and let her approach the car, after a few seconds of talking, she will get in. Drive to a remote sot (like a park or your hideout). Stop the car but do not get out. After a few seconds the car will start rocking back and forth. You will recover about 40 to 50 points of health. When it is over, she wil exit the car, and walk away, but not before she charges a fee. At this point you can beat her up and get your money back.

Run Faster
Repeadetly tap x. If you hold it down you will slow down. If you keep tapping you will run until u stop tapping.

Gore Mode [Submitted by: david tingay]
During gameplay press square, L1, circle, down, L1, R1,triangle, right, L1, X

Just Wheels
During gameplay press L1, L1, Square, R2, Triangle, L1, Triangle