As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AILERON CONTROL IS SLUGGISH WITH EXCESSIVE DEADBAND EITHER SIDE OF NEUTRAL. ACFT HAS PRONOUNCED LEFT ROLLING TENDENCY AT LOW SPEEDS AND RIGHT ROLLING TENDENCY AT HIGH SPEEDS. ALSO, ACFT ROLLS LEFT WITH SPEED BRAKES EXTENDED. ADJUSTED SPOILER PICKUP PER MM 27-60-13.