Dash Air
I have a 2010 gasser BayStar and I'm only getting air coming through the defrost vents. I have the Evans Tempcon system. I have taken it to a local reputable garage and after $500 + trying this and ...
Forum Discussion
Depending on the rig . . . If it is a diesel Like Winnebago there is a vacuum pump up front in the generator compartment. If it is a gasser it is tapped off the intake. Either way you have a leak or a bad vac pump if it is a diesel MH. The vacuum hose usually cracks and that is the culprit.
