Now that I am looking, is that the top of the fuel pump that seals off the fuel tank?
Edit: I just looked under there and it is not the fuel pump, its closer to the cab than the fuel pump. Looks like it just has a couple of hoses plugged into it.
Edit: I just looked under there and it is not the fuel pump, its closer to the cab than the fuel pump. Looks like it just has a couple of hoses plugged into it.