As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED THAT WOULD NOT RETRACT PAST 10 DEGREES AFTER TAKE OFF AND THAT THE FLAPS FAIL CAS MESSAGE ILLUMINATED. FLIGHT CREW RETURNED TO THE AIRPORT AND MADE NORMAL FULL FLAP LANDING. GULFSTREAM MAINTENANCE REPLACED THE FLAP HYDRAULIC CONTROL MODULE PART NUMBER 1159SCH600-1 AND RETURNED THE AIRPLANE TO SERVICE AFTER APPROPRIATE OP CHECKS.