Our Civic now has the correct back seat in place, as we (finally) had some spare time last night. Removing the Civic's rear seat isn't hard at all, but a special technique helps. Some excellent directions can be found over at Honda-Tech.com: http://www.honda-tech.com/zerothread?id=512901
Almost the entire seat assembly snaps into place, although one bolt is needed. Ours was missing, but …