Here are some cheats and tips for the game Powerdrive.
Alternate car colors:
Press Up or Down while selecting a vehicle.
Level Password
2 DFCFZBDCVW3X2R4K
3 484QNGRROLN40627
4 X2MRW48D64V7HX93
5 N4CNM3YXKICTB5X
6 KICN9R9FZKJVD2CF
7 64DBJ70Z678BHPX
8 NFWQGB5PV32D6ZH2