G gcunard New Member Aug 25, 2008 #1 96 GTi that I would like to check the operation of the gas vent check valves. There is a slight pressure buildup in the tank evident when taking off the gas cap. Or is some pressure normal?
96 GTi that I would like to check the operation of the gas vent check valves. There is a slight pressure buildup in the tank evident when taking off the gas cap. Or is some pressure normal?
