Sienna AWD V6-3.3L (3MZ-FE) (2004)
transmission fluid or gear oil seepage from a vent on the right side of the transfer case. The seepage is from the transfer RH (right-hand) bearing retainer
No.2 oil seal. Production improvements have been implemented to prevent this condition from occurring. Follow the repair procedure in this bulletin to
replace the RH bearing retainer No.2 oil seal assembly.
Production Change Information
This TSB applies to 2001 - 2005 RAV4 and to Highlander and Sienna vehicles produced BEFORE the Production Change Effective VINs shown.
Warranty Information
APPLICABLE WARRANTY
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This repair is covered under the Toyota Powertrain Warranty. This warranty is in effect for 60 months or 60,000 miles, whichever occurs first, from
the vehicle's in-service date.
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Warranty application is limited to occurrence of the specified condition described in this bulletin.
Parts Information