As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3755 FROM SYRACUSE HAD TO RETURN TO GATE DUE TO RECEIVING THE TAKEOFF WARNING HORN WITH THE AIRCRAFT PROPERLY CONFIGURED FOR TAKEOFF. MAINTENANCE FOUND THE LT CONDITION LEVER SWITCH 3151-S3 TO BE STICKING. MAINTENANCE REPLACED SWITCH AND OPERATIONAL CHECKED SYSTEM, ALL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.