Wolfgang Weber <webercardio@...>
The problem is ( in EU) Diesel contains 7 % Biodiesel which is hydrophil and this will bring water into the diesel and growth of bacteria = the dieselbug will follow.
A good tested product in Germany is Grotamar , but you will find similar poducts in US.
I use it since first filling.
Wolfgang Weber SY Elise Amel 54 #162