Need help boys what is this?

[Gman73]

So doing my full restore floors rockers everything in got a few issues, but starting putting the dash back and can’t figure out where this plugs in I have the full wiring diagram don’t see it.

 

[Termite_Delight]

That's for your dual tank switch.

 

[Gman73]

Thank you for the reply I figured that out, but was brain dead for a few lol.