What can be the cause of my infinity consuming more gas then normal, also when I add fuel my gauge moves up slowly not sure why any help would be greatly appreciated

What is your question?

What can be the cause of my infinity consuming more gas then normal, also when I add fuel my gauge moves up slowly not sure why any help would be greatly appreciated

What makes this problem better or worse?

It's using more gas going under 60mph

How long has your 1996 INFINITI I30 had this problem?

Few months