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I still see an engine which I no longer own/operate, what should I do?

If you see an ESN that is installed on an aircraft that you no longer operate/own, you will need to remove the engine using the Engine Change Tool and then follow the steps below to request the engine to be removed from your fleet.

If the engine is a spare engine, follow the steps below to request the engine to be removed from your fleet.

Click on ‘Ask CFM’:


Click on ‘Engine’:


Click on ‘Engine Change’:


In the description below include the following:
• Engine Serial Number
• Current Owner
• Current Operator
• Date the engine was transferred out of your fleet

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