Fillback CDJR Service Department We made your Chrysler, Dodge, Jeep, Ram the superior vehicle it is today and we want to ensure it remains that way - whether it's taken you 10,000 miles or 100,000 miles. That's why Fillback CDJR offers Chrysler, Dodge, Jeep, Ram service and repair from our Prairie Du Chien service center, so you have access to the latest specialized technology and precise analysis from Chrysler, Dodge, Jeep, Ram trained auto repair technicians who undergo regular, frequent training so they're always up-to-date on every component of your vehicle.