This is a genius design choice.
I was experimenting with engine count vs platform-mass to reduce consumption, but couldn't find a saddle-point.
But your idea to modulate fuel, is key for this game mechanic. Good job!
I've converted a long-hauler to leverage it, and am doing "sea-trials" before I ...

Thank you. That worked perfectly! It even popped up a nice UI for me, to do the group membership change.
I was worried I'd have to start a new game, and lose all the progress we've made.

Thanks again. I appreciate it.
Have a great weekened!

Problem:
I am no longer able to enter vehicles of any type in my save game (it's attached).
I'm running Factorio v1.72.

What happened:
My car was blown up, by biters, while clearing out a biter nest (not the first time this has happened to me).
After my car was destroyed, I am no longer able to ...