Nissan Armada 2017–2018 — technical service bulletin
Bulletin NTB19-057 · NHTSA communication 10163709 · issued Jul 22, 2019
Technical service bulletin
communication type
Engine
component
2017–2018
model years
6
vehicle entries
Official summary
ENGINE KNOCK OR TICK NOISE IF YOU CONFIRM A knock or tick noise is coming from the engine Or The customer states a knock or tick noise is heard from the engine area. ACTION Refer to REPAIR OVERVIEW on page 3.
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.