As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PRIOR TO DESCENT LEFT SIDE WINDOW OVERHEAT LIGHT ILLUMINATED AND REMAINED ILLUMINATED AFTER RESET PER QRH. GROUNDED - YES. FOUND "WINDOW HEAT POWER" CB OPEN AT P6-12 B-9 RESET CB PER 20-60-01 AND BITE CHECK OF WHCU OK PER AMM 30-41 TASK 801. WINDOW HEAT OPERATION NORMAL WITH NO FURTHER DISCREPANCIES NOTED.