Does anyone know what this is?

[GarryB]

If your green tab is hanging loose like that, you might want to clip it back into place, as seen in this photo.

I didn't even know where it was supposed to sit.
All this talk about parts, flux capacitors...
Thanks for that I'll clip it back

Sponsored

 

[Prickly Pear]

It's the truck's version of "pull my finger". If you do pull it make sure nobody is standing behind the exhaust pipe