Mitsubishi Fuso Truck of America, Inc. (MFTA) is recalling certain model year 2014-2015 FEC72 vehicles manufactured November 8, 2013, to January 28, 2014, and 2012-2015 FEC92 vehicles manufactured April 22, 2011, to February 1, 2014. On the affected vehicles, the lower engine timing chain bolt may have been insufficiently tightened during assembly.