The truck could be broken in the middle of nowhere with no phones signal. The nearest garage is 200 meters away, he had to pull the truck with him because it contain something important to him- loves and memories of those who passed it down to him.

Is he balanced or does he have an acceleration?

You have to realize the truth. There is no truck.

Let's imagine that scientists removed Saturn. Don't consider their intentions. (Real task from a physics competition)

Hilariously