Driven cheats and cheat codes for Gamecube

Press the follwoing button combinations at the main menu.
You will hear a sound, if the code is accepted.

Unlock every tracks in arcade mode: 
Up, Up, Left, Down, Left, Right, Right, Up at the main menu. 

Unlock every cars in arcade mode: 
Up, Down, Right, Right, Left, Up, Up, Down at the main menu.

Unlock every Story mode chapters: 
Down, Left, Up, Right, Right, Up, Down, Left at the main menu.

Unlock arcade championships: 
Right, Left, Up, Right, Down, Down, Left, Left at the main menu.

Unlock Multiplayer championships:
Left, Down, Left, Up, Right, Left, Down, Right at the main menu.

Unlockable characters:
Aziz Meshiea: Finish the World Champions mode in single and multiplayer. 
Lia Lopez: Finish the World Champions mode in single and multiplayer. 
Faust Team Racing: Finish the World Champions mode. 
Jimmy Bly prototype car: Finish the story mode. 
Joe Tanto vintage Indy car: Finish the story mode with all "Gold" ranks. 
Memo Moreno: Finish the Blocking Challenge mode.
Team Sabio: Finish the Euro Champions mode.
Team Spirit: Finish the U.S. Champions mode.
U.S. Champions modes: Finish the Euro Champions mode.
World Champions modes: Finish the U.S. Champions mode.
Blocking Challenge mode: Finish the World Champions mode.