As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON GEAR RETRACTION THE NOSE GEAR HAD A RED UNSAFE LIGHT AND PILOT STATED THAT HE WAS NOT SURE IF THE GEAR DID NOT STOW COMPLETELY OR THE GEAR DOORS WERE NOT COMPLETELY CLOSED DUE TO A LOUDER THAN NORMAL AIR NOISE. RETURNED TO DFW. GEAR EXTENDED AND LANDING NORMAL. FOUND STRUT DEFLATED WITH NO VISIBLE FLUID LEAK. ACCOMPLISHED A REPACK AND SERVICE OF NOSE GEAR STRUT.