What was found
AIRCRAFT RETURNED TO DEN DUE TO LEADING EDGE DEVICES NOT RETRACTING. *S/D* REPLACED LEADING EDGE INDICATION MODULE M 818, SYSTEM CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT RETURNED TO DEN DUE TO LEADING EDGE DEVICES NOT RETRACTING. *S/D* REPLACED LEADING EDGE INDICATION MODULE M 818, SYSTEM CHECKED OK.