Toyota Sienna 2018 — technical service bulletin
Bulletin T-TT-0470-17 · NHTSA communication 10140602 · issued Dec 14, 2017
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
TT: All grades of 2018MY Sienna vehicles are not compatible with Entune? 3.0 Remote Connect app features. The Toyota Entune? 3.0 Remote Connect mobile app lets you lock and unlock doors, start the engine, find your vehicle in a parking lot, and monitor guest drivers.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.