What was found
DEN - ON FLT 4333, RETURNED TO FIELD, RADIO TUNING UNIT 1 STUCK ON TX AND THEN CLEARED, THEN UNABLE TO TX. REMOVED AND REPLACED NR 1 RADIO TUNING UNIT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DEN - ON FLT 4333, RETURNED TO FIELD, RADIO TUNING UNIT 1 STUCK ON TX AND THEN CLEARED, THEN UNABLE TO TX. REMOVED AND REPLACED NR 1 RADIO TUNING UNIT. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.