What was found
LEFT SIDE WINDOW HEAT OVERHEAT LT ILLUMINATED AT CRUISE. GROUNDED - YES. RAN QRH & LT EXTINGUISHED & REMAINED SO FOR THE DURATION OF THE FLIGHT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT SIDE WINDOW HEAT OVERHEAT LT ILLUMINATED AT CRUISE. GROUNDED - YES. RAN QRH & LT EXTINGUISHED & REMAINED SO FOR THE DURATION OF THE FLIGHT.