As the global automobile industry considers alternative energy sources to replace the traditional internal combustion engine, Jessie Pacheco, a mail clerk at Camp Pendleton, has been making his rounds to Marines in General Motors (GM) Chevrolet Equinox fuel cell vehicles (FCVs). The Office of Naval Research (ONR) has sponsored the GM FCVs at Camp Pendleton since 2006 with two more scheduled to arrive later this year.