Cadillac Repair: Fuel Filter gas lines, cadillic, steel tubes

Question
Hi we are repairing fuel filter on a cadillic catera 1999, my nephews. They dropped tank put new fuel filter on, but the boys forgot to mark the gas lines, so there having problems hooking them back up. any suggetions thanks jackie

Answer
There are no pictures showing the routing of the lines in the book. This is why you ALWAYS mark thing BEFORE you take them apart. Without seeing the lines I could not tell you which is which. But they are different size hoses that go to different size steel tubes.