go to a junk yard and get a used gauge for about 20 bucks and replace it first then if dont work then the tank needs to come out to check the floater. THE cluster on those gauges are khnown for bad.
go to a junk yard and get a used gauge for about 20 bucks and replace it first then if dont work then the tank needs to come out to check the floater. THE cluster on those gauges are khnown for going bad.