What was found
LEFT SIDE WINDOW OVERHEAT LIGHT, FOLLOWED QRH LIGHT STAYED OFF FOR REMAINDER OF FLIGHT. GROUNDED - YES. WHCU SYSTEM TESTED GOOD PER B737-800 AMM TASK 30-41-11-710-801.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT SIDE WINDOW OVERHEAT LIGHT, FOLLOWED QRH LIGHT STAYED OFF FOR REMAINDER OF FLIGHT. GROUNDED - YES. WHCU SYSTEM TESTED GOOD PER B737-800 AMM TASK 30-41-11-710-801.