need help, So i have 2004 350z base.Has around 140k miles and one of the problems that i cannot fix is the the fuel gauge has malfunction. sometimes the needle will stay at one spot forever or will be low sometimes. But sometimes when i tap the gauge the needle would go up and all the way up. anyone now whats wrong or how to fix ?

 

Welcome and you'll find the answers easily if you search. Here's a link to a sticky from this forum: https://my350z.com/forum/maintenance...d-to-fill.html