As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER GEAR EXTENSION ON APPROACH INTO DAL, RIGHT MAIN GEAR DOOR LIGHT REMAINED ILLUMINATED ON S/O'S AND FORWARD PANEL. CREW EXECUTED MISSED APPROACH, RECYCLED THE GEAR, BUT DOOR OPEN WAS STILL INDICATED. RE-INITIATED THE APPROACH, AND LANDED IN DAL WITHOUT INCIDENT. REMOVED AND REPLACED RIGHT MLG DOOR POSITION SW PER BMM 32-62-11. SYSTEM OPS CHECKED GOOD.