Acura Ilx 2015–2018 — technical service bulletin
Bulletin B19-012 · NHTSA communication 10153887 · issued Feb 21, 2019
Technical service bulletin
communication type
Engine
component
2015–2018
model years
7
vehicle entries
Official summary
Service Bulletin - There is a knocking or clicking from the engine during cold startup.
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.