Advance GTA
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
All tracks
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Up/Right + B. If you entered the code correctly, you will hear a chime.
All cars
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Up/Left + B. If you entered the code correctly, you will hear a chime.
All tune-ups
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Down/Right + B. If you entered the code correctly, you will hear a chime.
Extra mode 1
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Right + B. If you entered the code correctly, you will hear a chime. Alternately, select championship mode and win the beginner, middle, and high speed classes. An "Extra 1" option will now be unlocked at the main menu. Select it to race in mini-cars.
Extra mode 2
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Left + B. If you entered the code correctly, you will hear a chime. Alternately, select championship mode and win all four classes. You must finish in first place in all races. This will unlock the Formula 1 car and the "Extra 2" option at the main menu.
View credits
Go to the screen with "Start" and a picture of the car. Hold L + R, then press Up + B. If you entered the code correctly, you will hear a chime.
All cars and modes
Enter "S/PD W1/H L8Q8 >VbB" as a case-sensitive password to unlock all cars and modes.
High speed mode and more
Enter "2QjD +D1Q 9Fy2 5B0C" as a case-sensitive password to unlock high speed mode, 31 cars, and have all first place wins.