TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Ford for this TSB. Call your local Ford dealer's service department & ask for a copy of TSB# 13957.

Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

Summary

SOME VEHICLES MAY EXHIBIT A DRONE (AUDIBLE NOISE) AND A TACTILE VIBRATION IN THE STEERING WHEEL (HIGHER FREQUENCY BUZZ) AT 1350 - 1400 RPM (40-45 MPH) UNDER A LIGHT LOAD WITH THE TORQUE CONVERTER LOCKED IN 3RD OR O/D. *TT

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