Advance GTA 2 - Platform: Gameboy Advance

All cars:
---------
Go to the screen with "Start" and a picture of the car. 
Hold B + L, then press Left until a chime is heard.

All tracks:
-----------
Go to the screen with "Start" and a picture of the car. 
Hold B + L, then press Right until a chime is heard.

All tune ups:
-------------
Go to the screen with "Start" and a picture of the car. 
Hold B + L, then press Up until a chime is heard.

Extra modes:
------------
Go to the screen with "Start" and a picture of the car. 
Hold B + L, then press Down until a chime is heard. 
All three extra modes will not be unlocked. 

View credits:
-------------
Go to the screen with "Start" and a picture of the car. 
Hold B + L, then press Up + B to view the ending credits.