As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CARGO DOOR WARNING LIGHT CAME ON IN FLIGHT DURING CLIMB-OUT AT ABOUT 10,000 FEET MSL. CREW RETURNED TO STATION WITHOUT INCIDENT. INSPECTED CARGO DOOR CLICK-CLACKS, CLEANED AND LUBED SWITCHES, GROUND OPS CHECK GOOD. NO FURTHER PROBLEMS NOTED. (M)