GT Advance Championship Racing Game Cheats

Master Cheat Code:
On the start screen, hold R and L, and then press

UP-LEFT and B,
UP-RIGHT and B,
DOWN-RIGHT and B,
RIGHT and B,
LEFT and B.

Now release R and L, and then press Start to unlock everything.

Unlock All Cars:
Want all the cars in the game? Go to the main menu, then press and hold L and R. Press UP+LEFT+B to do the unlockin'.

Unlock All Tracks:
To unlock all of the tracks in the game, go to the main menu. Press and hold L and R, then press UP+RIGHT+B.

Unlock All Tuning Options:
To unlock all of the tuning options the easy way, head to the main menu. Press and hold L and R, then press DOWN+RIGHT+B.

Unlock F1 Mode:
At the title screen, press and hold L + R, then press LEFT, then B. The Extra 2 option will now be available. This will allow you to race with F1 cars.

Unlock Go-Kart Mode:
At the title screen, press and hold L + R, then press RIGHT, then B. The Extra 1 option will now be available. This will allow you to race with go karts.

View Credits:
At the title screen, press and hold L + R, then press UP, then B. This will allow you to see the Credits at the end of the game.