The second row was very shaken, especially the headrest, unable to sleep.repaired twice, they said this is character of this car.
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There are a lot of posts about this on this forum. Some have had success with the dealer fixing it, while others still have the problem. It is reported to be a problem with the bolts and anchors that hold the seats down. I am fortunate not to have the problem. I presume some dealers have been in contact with Toyota on this.Are multiple ppl having this issue? Does Toyota know about it?
YES!!! I'm so happy to hear I'm not the only one that has this problem and that there is a solution. My 21 sienna has been doing this since day one and now it's really driving me crazy. With our without car seats, the second-row seats shake. My Odyssey did NOT do this. I just set up an appointment and crossing my fingers tightening down the bolts solves this issue.
See previous posts in this thread. A number of people on this forum have reported this problem and at least one has been fixed by a dealer. It is the bolts and attachments that secure the seats that are the problem. One person solved it by tightening all of the bolts,Hello guys! I just joined to this forum to see if anybody else experienced same thing as me for the 2021 Sienna test drive. I did two test drives, on one LE (not sure if it was FWD or AWD) and another one on XSE (FWD). the first one, LE, I experienced vibration on the second row seat, behind...www.toyotanation.com