As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED AIR TURN BACK AS GEAR RETRACTION DOOR NOT LATCHED LIGHT REMAINED ILLUMINATED. FOLLOWED CHECK LIST. RECYCLED GEAR. NO HELP. FOUND WIRE 376D24 SEPARATED FROM TERMINAL STRIP S339, REPAIRED WIRE. DOOR WARNING LIGHT SYS. OPS CHECK NORMAL. ALSO, REPLACED DOOR WARNING LIGHT SWITCHES.