Rick2468 Posted March 28, 2023 Share Posted March 28, 2023 How do you permanently disable the driving support systems on a 2018 sienna? Quote Link to comment Share on other sites More sharing options...
Toyota Owners Club Posted April 14, 2023 Share Posted April 14, 2023 It may be possible through dealer level programming but not sure there is any other way (insurance purposes I would imagine) Quote Link to comment Share on other sites More sharing options...
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