Two, one electric and one siphon pump in the tank
Yes.Yes.
two.two.
In the gas tank with the filter
It is inside your gas tank. It can not be replaced.
No
Regular unleaded.
A 2007 Chrysler Pacifica fuel tank holds approximately twenty gallons.
Chrysler does not use inertia/reset switches.
There is not a fuel filter to change on a 2004 pacifica. They use the sock in the tanks for that, apparently.
No. It is also part of the fuel pump in the tank.No. It is also part of the fuel pump in the tank.
It is inside the fuel tank, part of the fuel pump.
There is a vapor leak in the fuel system. The most likely cause is a loose/failed gas cap.