Lexus shudder

Some 2008-2010 LS 600h and 2009 – 2010 OLS 460 4WD Lexus vehicles may exhibit a shudder or vibration when turning at slow speeds.

REPAIR PROCEDURE

1. Can vibration be felt throughout the vehicle only when turning in forward or reverse gear at slow speeds? If YES, go to Step 2. If NO, this TSB does not apply. Continue diagnosis per the repair manual.
2. Replace the transfer case oil with updated oil P/N 08885-81085 three times, driving one mile between fills.
3. Confirm that the vibration is no longer present.

PREVIOUS P/N            CURRENT P/N                PART                                   QUANTITY

08885-02606                08885-81085               Transfer gear oil LL80           2.4 L

90430-18008                 same                             Drain & fill plug gasket           6