I filled up my 5 gal can with diesei in back of pickup when towing and forgot to put cap on and drove for 3 hours in light rain. Will some water damage the fuel ? Is there something I could add to the...
Back in the day I would let truck set overnight, then drain about 5 gallons of fuel out of each tank every fall to be sure no ice in winter. I would use that fuel for parts cleaner, add to the oil I turned in for recycling.