Currently cruise control cannot be set to a speed lower than 30 km/h. I am aware that it can be easily changed by modifying the game files, but is there a reason why the limit cannot be lifted by default? Having cruise control set to a very low speed might be useful in certain scenarios.
Check out this thread: https://www.beamng.com/threads/tryi...mum-speed-on-the-cruise-control-ui-app.74266/