Full Narrative
On March 13, 2011, at 0657 eastern daylight time, a Boeing 737-8Q8 aircraft, registration C-FTAH, experienced stall stickshaker and overspeed clacker warnings upon takeoff from Toronto/Lester B. Pearson International Airport (YYZ), Ontario, Canada. The crew advised air traffic control of a technical problem and returned to YYZ. The airplane was not damaged and no injuries occurred. The flight was registered to and operated by Sunwing Airlines as flight 531 on a flight from YYZ to Cozumel International Airport (CZM), Quintana Roo, Mexico.
The investigation is being conducted by the Transportation Safety Board (TSB) of Canada. The NTSB designated a U.S. Accredited Representative as the state of manufacture to assist the TSB's investigation.
All inquiries should be directed to:
Transportation Safety Board of Canada
200 Promenade du Portage
Place du Centre, 4th Floor
Hull, Quebec K1A 1K8
Canada
Website: http://www.tsb.gc.ca
About This NTSB Record
This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.
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