What was found
DURING CLIMBOUT, FIRST OFFICER'S VERTICAL GYRO FAILED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED THE NR 2 VERTICAL GYRO AND CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CLIMBOUT, FIRST OFFICER'S VERTICAL GYRO FAILED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED THE NR 2 VERTICAL GYRO AND CHECKED OK.