As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STALL FAIL MESSAGE CAME ON AFTER TAKEOFF AND FLAPS SET TO 8. RETURNED TO SLC. FOUND NO FAILURE IN STALL WARNING SYSTEM IN MDC. OPERATED AOA VANES WHILE IN FCC DIAGNOSTICS, NO FAULTS. OPERATED FLAPS IN FCC DIAGNOSTICS, NO FAULTS. RESET STALL WARNING COMPUTER GMPM VOL 7.25, OPS CHECKS GOOD OF PUSHER/SHAKER.