What was found
ON TAKEOFF ROLL, GEAR DOOR OPEN LIGHT ILLUMINATED AND REMAINED ON WITH GEAR UP AND GEAR DOWN. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FAULTY BASE ON GEAR DOOR OPEN INDICATOR BULB. REPLACED BULB.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON TAKEOFF ROLL, GEAR DOOR OPEN LIGHT ILLUMINATED AND REMAINED ON WITH GEAR UP AND GEAR DOWN. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FAULTY BASE ON GEAR DOOR OPEN INDICATOR BULB. REPLACED BULB.