As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - THE CREW REPORTED A BANGING NOISE WHEN THE STEERING TILLER WAS ENGAGED AND TURNING LEFT WITH RIGHT BRAKE APPLIED. MAINTENANCE INSPECTED AND REPLACED THE RIGHT GEAR AFT DOWNLOCK PROXIMITY SWITCH AND CONNECTOR. OPERATIONAL CHECKS WERE GOOD.