Originally Posted by Chris & G Travels
I wanted to know if I would be doing any damage by continuing to drive the bus to the shop I had planned on stopping at 150 miles away.
It looks like the bushing disintegrated and that's why the bolt appears loose. Luckily, it IS a bolt and not a stud (like me), so even if you need new one, much simpler job & less outlay.
It will ride much nicer when fixed, no more hammering.