Dark Future is not really about getting out of your car, despite the limited rules that exist for pedestrians and their skills. But the setting is excellent, and for those who do wish to explore this further, then I present Highwayman - The Dark Future Role-playing Game, based on the Horizon: Redline supplement for the d20 System.
Turn off that engine, we've got places to go and people to see...

For a list of Open Content material and full Disclaimers,
Please see here.