As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB-OUT AND LEVEL FLIGHT, THE FLAPS CAUTION LIGHT CONTINUOUSLY CYCLED. QRH FOLLOWED THIS ALSO CONTINUED IN THE DESCENT BACK TO DTW. THIS OCCURRED WHILE THE FLAPS WERE AT ZERO. REMOVED AND REPLACED CONTROL QUADRANT IAW TASK CARD 761002. PERFORMED FLAPS CHECK IAW SAAB AMM ALL CHECKS WERE NORMAL. GROUND RAN THE AC. ALL CHECKS NORMAL ON ENGINE RUNS FOR QUADRANT CHANGE