It is not low on fluid. It steers perfectly. I wasn't aware there is a filter someplace. I didn't know about an air compressor either, I just picked up this coach.
Where may I get a chassis manual for the Oshkosh chassis? I believe I need to learn a whole lot very fast. The only chassis I've ever dealt with is the GM P30/32 units.
This is a 34' Allegro Bus.