As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRIED TO DEPLOY FLIGHT SPOILERS IN FLIGHT. ONLY THE LEFT SIDE DEPLOYED. RIGHT SIDE CAUTION MESSAGE APPEARED. THE AIRCRAFT TURNED HARD TO THE LEFT. RETRACTED THE SPOILERS AND THE AIRCRAFT THEN TURNED NORMAL. REMOVED AND REPLACED INBOARD (RIGHT) FLIGHT SPOILER IAW AMM 27-62-01. REMOVED AND REPLACED SECU NR 2 IAW AMM 27-61-05. OPERATIONAL CHECK GOOD. P/N 27000-7, S/N OFF MAL 5175, P/N OFF 49-164-05, S/N OFF 01466.