Acura MDX 2014–2016 — technical service bulletin
Bulletin B16-008 · NHTSA communication 10088186 · issued Mar 22, 2016
Technical service bulletin
communication type
Fuel System, Gasoline
component
2014–2016
model years
5
vehicle entries
Official summary
Service bulletin - there is a chirping coming from the engine area with the engine warmed up. Replace the high pressure fuel pump to remedy this condition.
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.