Prime Time Tracer Electrical problems by year

Tl* the contact owns a 2014 prime time tracer 3200 bht. While the vehicle was parked, smoke fumes emitted from the ground fault circuit interrupter after it tripped. The failure recurred intermittently. The trailer was taken to an independent mechanic where it was diagnosed that the wiring was not covered with an insulator. The vehicle was not repaired. The manufacturer was made aware of the failure and stated that it was not covered by the warranty. The vin was invalid. The failure mileage was unknown.