Adding these vehicles would allow them to load, ride, and deploy quickly. It would not only conserve stamina, but greatly increase mobility. Of course, the problem would be that they would shift from endurance to fuel, creating a dependency on diesel.
But if we give the trucks to some of the people and allow them to use {Auto}, we can {Rewind} them so we always have fuel. Maintenance would also be perfect as long as we kept the {Auto} image combat ready.
It was a known problem that the equipment used by the military were beasts made for war. This meant that if they weren't allowed to fight, they were guaranteed to break down. This required entire companies of engineers to work around the clock to fix them.
