Yes they can go bad. They also do not like to be hooked in series.( GFCI protected circuit plugged into another GFCI protected circuit). IN addition, FR uses the punch-down connections on much of their AC wiring. These can fail and the little movement caused by plugging something in can cause an open or short.
2015 Freedom Express 248RBS
TV 2015 Silverado HD2500 Duramax
TST Tire Monitors
Honda 2000I + Companion
2 65W solar panels