As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6435 - IAD-EWR - RETURNED TO IAD DUE TO THE STICK SHAKER COMING ON AFTER ROTATION. AIRCRAFT RETURNED TO IAD WITH NO FURTHER INCIDENTS. MAINTENANCE RECALIBRATED THE LEFT WING TRANSDUCER AND REPLACED AND RECALIBRATED THE RIGHT WING TRANSDUCER. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)