How do you replace a fuel level sending unit on a 2008 dodge avenger?

To replace the fuel level sending unit on a 2008 Dodge Avenger, first, disconnect the negative battery cable and relieve fuel system pressure. Then, remove the rear seat cushion to access the fuel pump assembly located beneath. Detach the fuel pump assembly by unfastening the retaining ring and disconnecting the electrical connector and fuel lines. Finally, replace the sending unit, reassemble the components, and reconnect the battery.