Originally Posted by MDH33
I'm certain my 40 vapor lock issues are the fault of ethanol fuel, but the 60 forcing 1/4 tank out the filler doesn't make sense. If it was just the ethanol causing that then it seems every vehicle would do it.
mine has done the exact same thing. in beef basin while we were hiking.
if the vehicle is tilted so the fuel level is over the fill pipe then excess pressure forces fuel up and out. In my situation my fuel cap was loose.