Cheat mode:
Use one of the following codes:

Result - Code:

All items - uaintnuffin
Press horn to change car colors - psychadelic
Turn off police radio - silence
Shoot from car - driveby
Debug mode - rommel
Press (Asterisk) for all weapons - deathtoall
Level select - flashmotor
Level select - super well
Level select, unlimited lives, Get Out Of Jail Free card - travelcard
Unlimited lives - 6661970
No police - tithead or iamfilth
10x multiplier - iamgod
999,999,999 points - averyrichman
Unlimited lives, press (Asterisk) for all weapons - asawindow
Unlimited lives, press (Asterisk) for all weapons - tourettes
Unlimited lives, press (Asterisk) for all weapons - notourettes
Unlimited lives, press (Asterisk) for all weapons - ohmatron
Unlimited lives, press (Asterisk) for all weapons - pieandmash
10x multiplier, no police, unlimited lives, shoot from car, weapons, level select, change car color - herc