Its last maintenance check in the hangar took place on 16 April 2009.

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The aircraft first flew in 2003 and is understood to have undergone a thorough maintenance check just last year.

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Every ride undergoes a daily, pre-opening safety and maintenance check throughout the season and is subject to an annual, independent safety inspection.

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Since United knows which aircraft and which seat that passenger flew, a ticket is automatically sent to the maintenance department to check the equipment.

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Car Care Web: Through the UVO eServices owner's portal, known as "Car Care Web, " owners can check vehicle diagnostics, vehicle status, maintenance schedules, driving behavior, and schedule appointments with their preferred or nearby dealer via their home computer or mobile device.

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