Game Guides, Cheats, Codes, Hints and Walkthroughs for Gt Advance 3: Pro Concept Racing on GameBoy Adv..

All tune ups
At the title screen, hold L + B and press Up.

Extra modes
At the title screen, hold L + B and press Down.

All cars
At the title screen, hold L + B and press Left.

All tracks
At the title screen, hold L + B and press Right.

Super Mario Circuit 1 (from Super Mario Kart)
Select the Hornet track in Quick race or time trial mode and enjoy driving!

Note: The Hornet Track is the exact layout as the Super Mario Circuit 1 track except that it is set in a different scenery.