What was found
AFTER TAKE OFF, LEFT MAIN GEAR RED LIGHT REMAINED ON AND GEAR DOOR LIGHT ON. FOLLOWED QRH PROCEDURE AND CYCLED ONE TIME LIGHTS REMAINED ON. RETURNED TO DEPARTURE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER TAKE OFF, LEFT MAIN GEAR RED LIGHT REMAINED ON AND GEAR DOOR LIGHT ON. FOLLOWED QRH PROCEDURE AND CYCLED ONE TIME LIGHTS REMAINED ON. RETURNED TO DEPARTURE.