I have a 2014 Winnebago Sightseer(gas) with a Onan generator. It's been awhile since I started it(maybe 3 months)....all of a sudden when I try and start it from the panel in the coach, it turns over ...
I see there have been a couple of cheap shots at ethanol. I've got about 15 small and large engines around here. I've had less fuel related trouble since E10 has been mandated here 12+ years ago (actually none). Before that, I often had to deal with gummed up carbs. The E10 actually keeps them cleaner.