As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE THE CREW RECEIVED A RED CAS MSG. "BAGGAGE DOOR". THE CREW DECLARED AN EMERGENCY AND RETURNED TO KMGM. THE BAGGAGE DOOR WARNING CAS MSG IS DIRECTLY LINKED TO THE BAGGAGE DOOR PROXIMITY SENSORS. THERE IS AN MEL CAT "C" TO DEFER THE BAGGAGE DOOR PROXIMITY SENSORS. WE UTILIZED THE MEL AND CONTINUED WITH THE TRIP.