A few cars will go as far as to apply the brakes and pull over. I think a lot just end up disengaging the steering and cruise control while beeping loudly at yo

A few cars will go as far as to apply the brakes and pull over. I think a lot just end up disengaging the steering and cruise control while beeping loudly at you a lot. If the weight of your foot was somehow enough to push the pedal though, you could certainly keep going.