As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, THE LEFT ENGINE DRIVEN GENERATOR TRIPPED OFF LINE TOGETHER WITH AN AC CROSSTIE LOCKOUT. THE FLIGHT CREW SUCCESSFULLY RESET THE LEFT ENGINE DRIVEN GENERATOR. RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE GENERATOR CONTROL PANEL AND AC BUS CONTROL UNIT, OPERATIONAL CHECK OK.