As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 3737 - AFTER TAKEOFF FROM DFW, THE LANDING GEAR WAS RETRACTED THE RIGHT MAIN GEAR KEPT CYCLING UP AND DOWN. CREW RETURNED THE AIRCRAFT TO DFW FOR MAINTENANCE. MAINTENANCE REMOVED AND REPLACED THE MAIN LANDING GEAR UPLOCK BOX IAW ATR MM. OPERATIONAL AND LEAK CHECKS WERE GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)