The Simpsons: Road Rage CodeBreaker Codes (USA, Europe)
This page contains CodeBreaker cheat codes for The Simpsons: Road Rage (USA, Europe). If you're playing on an emulator you can usually input codes very easily by accessing a tab off the top of the toolbar. Anyone playing on a physical Gameboy will need to purchase a physical Gameshark device to use these codes.
If you're using an emulator and still can't figure out how to setup these codes, you're in luck! There's two common emulators for GBA games, the mGBA and VisualBoy Advance. Follow the link provided for the emulator you're using to be taken to a guide explaining how to get these codes working.
Don't see the code you're looking for on this page? Head on over to my The Simpsons: Road Rage (USA, Europe) Gameshark Codes and check for your code there instead!
The Simpsons Road Rage CodeBreaker Mastercode
All Vehicles Unlocked: 83001C90 FFFF
All Locations Unlocked: 33001CEC 00FF
All Missions Unlocked: 33001CED 000A
All Extras Unlocked: 33001CF0 000F
Begin With $50K
Press Select + Up.
Press Select + Down.