As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - ELEVATOR TRIM STUCK AT 2 UNITS FORWARD OF GREEN DURING CRUISE FLIGHT. TRIM BEGAN TO FUNCTION ON DESCENT. AIRCRAFT LANDED IN SFO WITHOUT INCIDENT. MAINTENANCE INSPECTED AND LUBED BOTH ELEVATOR TRIM ACTUATORS. OPERATIONAL CHECK OF ELEVATOR TRIM SYSTEM GOOD. AIRCRAFT RETURNED TO SERVICE. (X)