Toyota Highlander 2017–2018 — technical service bulletin
Bulletin T-TT-0478-18 · NHTSA communication 10129225 · issued Jan 30, 2018
Technical service bulletin
communication type
Structure
component
2017–2018
model years
4
vehicle entries
Official summary
TT: Some vehicles may experience a condition in which the LH or RH front door outside molding exhibits a gap, looseness or separation from the outer door panel.
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.