As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6158 - BTU-IAD - DURING CLIMB, MADE AN UNSCHEDULED LANDING DUE TO RED GEAR HANDLE ILLUMINATED AFTER GEAR WAS RETRACTED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REMOVED AND REPLACED RIGHT UPLOCK SWITCH. OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)