One problem related to rear seat belt has been reported for the 1998 Toyota Sienna. The most recently reported issues are listed below.
: the contact stated while pulling out the left middle row seat belt strap of the retractor, the material was fraying into. Additionally, the left second row seat belt and the left third row seat belt strap completely disengaged from the retractor. The contact spoke to the dealer, who insisted that due to the age of the vehicle it wasn't their problem. Updated 05/30/2006.