2004 3 Fuel Filter? - JeepForum Sep 13, 20132004 KJ Liberty and wondering if there is a fuel filter to be serviced. Get conflicting info when looking for a replacement filter online. 3 gas engine is what I have. Have been advised by auto parts counter people that the only filtering is the sock on the end of the pickup tube of the fuel Author: QueticonKJ Liberty Forum - JeepForumJun 20, 2019JeepForum - Active TopicsApr 06, 2019Liberty 3 V6 fuel filter replacement - JeepForumJan 04, 2006fuel filter location - JeepForumDec 07, 2004See more results SOLVED: Where is the fuel filter on a 2004 jeep liberty Sep 27, 2014Thanks for choosing FixYa and welcome to the site. Jeep Liberty electric fuel pumps are almost always located inside the fuel tank, but there are some vehicles where the pump may be located along the frame rail or mounted to the body near the fuel tank.