As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED LT ENGINE SURGING AT MAXIMUM CLIMB THRUST (MCT) 86.0 TO 91.0 PERCENT N1 AND LT ENGINE FUEL FLOW SURGE 2,300-2,500 AT MCT. NO SURGE BELOW 76 PERCENT N1. CREW RETURNED TO FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE TROUBLESHOT LT ENGINE SPEED CONTROL SYS, R & R W9 BROWN ELECTRICAL CABLE FOR T2 TRANSMITTER AND PERFORMED CHECKS IAW AMM. ACFT RELEASED FOR SERVICE.