Toyota Camry 2017–2018 — technical service bulletin
Bulletin T-TT-0474-18 · NHTSA communication 10131677 · issued Jan 10, 2018
Technical service bulletin
communication type
Power Train
component
2017–2018
model years
5
vehicle entries
Official summary
TT: For some repairs on 2017-2018 Sienna and Highlander and 2018 Camry vehicles equipped with the 8-speed transmission, it is necessary to determine transmission serial number and understand production date.
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.