As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLL - FLT 3902 - DURING CLIMB, LEFT ENGINE TORQUE DROPPED TO 30 PERCENT. CREW DECLARED INFLIGHT EMERGENCY, SHUT ENGINE DOWN, AND RETURNED TO FIELD. REMOVED AND REPLACED LEFT WING PUSHPULL POWER CABLE FROM HMU TO NACELLE WHEEL WELL IAW SAAB 340 AMM 76-10-00. (M)