How to find a pressure leak in gas line on 1998 ford tauras?
First drill a hole in a gas cap and insert a piece of tubing thru the hole. Connect a fittinf for adding a air hose to the end. Lower the pressure on the air compressor to about 10 PSi. Connect the air hose and allow air to flow into the tank. Using soapy water spray the lines and it should show up as bubbles on the area that is leaking.