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

You can still get the detailed info from Toyota for this TSB. Call your local Toyota dealer's service department & ask for a copy of TSB# TSB-0121-08.

Affected Component: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

Summary
TOYOTA: SOME FOUR WHEEL DRIVE TRUCKS MAY EXHIBIT A CONDITION WHERE A CYCLIC NOISE CAN BE HEARD FROM THE FRONT OF THE VEHICLE BETWEEN 15 AND 30 MPH (24-48KM/H) ONLY WHEN DRIVING IN 2WD. THIS NOISE CAN BE DESCRIBED AS A HOWL, GROWL, GRIND, OR DRONE NOISE. PRODUCTION CHANGES HAVE BEEN IMPLEMENTED TO HELP PREVENT THIS NOISE. *PE

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Date Published
JUN 30, 2008
NHTSA TSB #
10033115
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