Toyota Highlander 2017–2019 — technical service bulletin
Bulletin 19TC04 - DD - Pu · NHTSA communication 10172370 · issued Jan 30, 2020
Technical service bulletin
communication type
Engine
component
2017–2019
model years
3
vehicle entries
Official summary
Dealer Daily Message: **Dealer Letter and Technical Instructions Available on TIS** Certain 2017 ? 2019 Model Year Highlander HV ? Special Service Campaign 19TC04 Dealer Letter and Technical Instructions now available on TIS.
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.