Toyota Sienna 2017 — technical service bulletin
Bulletin G0Z_Dealer Packa · NHTSA communication 10132922 · issued Nov 22, 2016
Technical service bulletin
communication type
Engine
component
2017
model years
1
vehicle entries
Official summary
Dealer Package: The engine ECU of the subject vehicles contains programming which may not be optimal under two, limited driving conditions.
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.