wa8yxm wrote:
Two thigns.
1 Gas gauges are often a bit 'OFF' as to how much gas you have in the tank.
Second.. Rock the baby.. ER.. Tilt the RV away from the fill tube for a few minutes... Just a little bit makes a big difference.. you can go 1-3 degrees (Try for 2) that's about 3" higher on the filler neck side of the RV.
Yep, there may be an air bubble trapped near the top. Air expands more than liquid for the same temp difference. When it does, the liquid is forced out (and could explain the bubbling noise as it gets down to the point where some air could escape).