On Thu, 4 Aug 2016 12:32:35 -0700 (PDT), Frank Thompson
wrote:

I use half tank of gasoline in my chevy 2014 pickup per month. Is it better to maintain it between full and half empty or between half empty and almost empty?
Keep tank top half full. Keeps out air and possible condensation. Not
as critical on a properly functioning late model, but still adviseable