The Simpsons: Hit & Run Cheat: Drunk Mode
On the main menu (the Simpson’s living room), go to the options screen and hold L1 + R1. Enter TRIANGLE, CIRCLE, TRIANGLE, CIRCLE for the cheat.
The Simpsons: Hit & Run Cheat: Night Mode
At the option menu (at the living room) press X, X, X, X. A horn will sound if you did it right.
The Simpsons: Hit & Run Cheat: Different Camera
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press CIRCLE, CIRCLE, CIRCLE, X to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: Faster Cars
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press SQUARE, SQUARE, SQUARE, SQUARE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: One-Hit Wrecks
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press TRIANGLE, TRIANGLE, SQUARE, SQUARE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: Pressing Horn Button Jumps
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press SQUARE, SQUARE, SQUARE, TRIANGLE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: Much Faster Cars
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press TRIANGLE, TRIANGLE, TRIANGLE, TRIANGLE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: All Bonus Cars
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press X, CIRCLE, X, CIRCLE to activate the cheat. A horn will confirm entry. Note: The game must be 100% complete before this will work. You can select the cars from the phone booth.
The Simpsons: Hit & Run Cheat: Grid View
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press CIRCLE, X, CIRCLE, TRIANGLE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: Invincible Car
At the options screen on the living room, hold R1+L1, and then press TRIANGLE, X, TRIANGLE, X.
The Simpsons: Hit & Run Cheat: Trippy View
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press TRIANGLE, CIRCLE, TRIANGLE, CIRCLE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Cheat: See Credits
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press X, SQUARE, SQUARE, TRIANGLE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Hint: Faster Money Collection
Whenever possible, drive through crates and phone booths rather than kicking them, as you won’t have to waste time running around and picking up your loot.
The Simpsons: Hit & Run Hint: Unlimited Time in Timed Missions
When you start most timed missions in the game, you will be told to get into your car, then the clock will start. Instead, don’t get in your car, but run to the area you need to go, then find a phonebooth or borrow a car. When you get in it, you are pretty much finished, and you are already at the goal with seconds(or minutes) to spare!
The Simpsons: Hit & Run Unlockable: Red Brick Car
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press CIRCLE, CIRCLE, TRIANGLE, SQUARE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Unlockable: Itchy and Scratchy Cartoon
Collect all the cards in every level of the game to unlock an episode of Itchy & Scratchy made exclusivly for the game.
The Simpsons: Hit & Run Unlockable: Multi-Player Racing Game
Collect all the cards in just one level to unlock the multi-player racing mini game.
The Simpsons: Hit & Run Cheat: Show Speedometer
At the main menu (the livingroom), go to the options screen. Hold down L1+R1, then press TRIANGLE, TRIANGLE, CIRCLE, SQUARE to activate the cheat. A horn will confirm entry.
The Simpsons: Hit & Run Hint: Mini RC Car
In Homer’s last level there is an RC car hidden somewhere in the city. To find it go to the Krusty Burger with the firetrucks next to it. Go to the second firetruck and jump on the ladder and head for the firetruck’s roof. There will be a mini RC car and a Bumblebee camera. Destroy it and have fun with your mini RC car.
The Simpsons: Hit & Run Hint: Hidden monster truck
In Apu’s level, go to the stadium and there will be a fountain. Jump on to the fountain’s second layer and there will be a ledge–jump on to the ledge and you’ll find a monster truck. If your monster truck explodes you can go back to the stadium and find it there again.
The Simpsons: Hit & Run Hint: Go-Kart
In Marge’s level go to the power plant. On your way there you see a sign saying 14 days without a tornado. Go in. Go behind the trailers without fences blocking them. Search for a blue mini-car. It’s fast and really good in jumps and turns
The Simpsons: Hit & Run Easter Egg: Holiday Look
Change your system’s internal clock (or play on a holiday) to the dates for Thanksgiving, Halloween and Christmas to experience a different game look.
The Simpsons: Hit & Run Hint: Bonus Cars
Level 1 Rocket car: Outside Quimby’s mansion
Level 2 Monorail: On monorail track near Itchy and Scratchy balloons
Level 3 Night boat: On the boat where you find Bart (stashed in a crate)
Level 4 Quad bike: In the caravan park near a tree
Level 5 Monster truck: Near the stadium above the fountain
Level 6 Pink Caddylic: Hole in a wall next to Planet Hype
Level 7 RC car: On top of Krusty Burger near the Kwik-E-Mart