Avoid the police
If you get a Hit and Run, then all you have to do is go to the Simpsons house and then when you go back out side, they will be gone. If your not on that level, then just go to any building that will let you in.
Christmas Look
To get a christmas look go to the calender and set it to christmas then when you go back to the main menu it will be all christmas, (homer is dressed as father christmas, sleeping on the sofa as usual!)
Different Camera
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press B, B, B, A to activate the cheat. A horn will confirm entry.
Drive a flaming car
To drive a flaming car you first have to choose the car you want. Then crash it until the smoke coming out of your car is black. Then go to a phone and select the car you chose. It should say 'damaged: 100 percent.' If not crash a bit more. If it does say 100 percent, choose the car. The car will be on fire and you can drive it around, but if you hit anything it will explode.
Faster Cars
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press X, X, X, X to activate the cheat. A horn will confirm entry.
Grid View
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press B, A, B, Y to activate the cheat. A horn will confirm entry.
Mini events
The more mini events you do the more money you get and better cars. Make sure to alwasy do those, they can help you win.
Much Faster Cars
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press Y, Y, Y, Y to activate the cheat. A horn will confirm entry.
One-Hit Wrecks
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press Y, Y, X, X to activate the cheat. A horn will confirm entry.
Pressing Horn Button Jumps
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press X, X, X, Y to activate the cheat. A horn will confirm entry.
Skip Missions
If you are having trouble with a mission, keep failing until a third option pops up on the fail screen called 'Skip'. Pressing this automaticaly advances you to the next mission.
Speedometer
At main menu in the living room go to options. Hold L+R and press x,x,x,y you will hear a horn if confirm.
Trippy View
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press Y, B, Y, B to activate the cheat. A horn will confirm entry.
Unlock Brick Car
At main menu go to options hold L+R and press a, x, x, y.
Unlock Itchy and Scratchy Cartoon
Get all cards in every level to get the episode made for the game.
View Credits
At the main menu (the livingroom), go to the options screen. Hold down L+R, then press A, X, X, Y to activate the cheat. A horn will confirm entry.
Wrecked cars
After your car has exploded, you can still get in it and drive it. You are able to get the wrench and repair it, and drive it like normal again.