I just watched your video, My c-15 did that after I changed my fuel filters and it would almost stall out. The o-ring in the fuel primer went bad...
There is anything to hauling water, oil,and equipment. They have more work then people here.
Somtimes they have a check valve on your fuel lines that could of got stuck close. The fuel should only be being pulled from your passenger side...
My name is Dan And I just got out of 6 years in the Navy in Dec. I ended up with a semi truck through a camper trade, and ended up getting my CDL...