As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT, THE CREW RECEIVED A GROUND SPOILER CAUTION MESSAGE, FOLLOWED BY THE AIRCRAFT ROLLING AND YAWING TO THE LT. THE FLIGHT CONTROL SYNOPTIC PAGE INDICATED THAT THE LT IB GROUND SPOILER HAD FULLY DEPLOYED. THE CREW COMPLIED WITH THE QRH, DECLARED AN EMERGENCY, AND DIVERTED, WHERE IT LANDED SAFELY. MAINTENANCE REMOVED AND REPLACED THE NR 2 SSCU. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (K)