Narrative:

During climb out; passing 13;500 ft; felt airframe vibration and noticed #2 engine vibration indicator had jumped from .3 to 3.0. [We] contacted dispatch and maintenance control. With their concurrence; decided that the safest course of action was to return; which resulted in an overweight landing.

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Original NASA ASRS Text

Title: B757 flight crew experienced high vibration on the number two engine during climb and elected to return to the departure airport for an uneventful landing.

Narrative: During climb out; passing 13;500 FT; felt airframe vibration and noticed #2 engine vibration indicator had jumped from .3 to 3.0. [We] contacted Dispatch and Maintenance Control. With their concurrence; decided that the safest course of action was to return; which resulted in an overweight landing.

Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.