Acura MDX 2016 — technical service bulletin
Bulletin B17-009 · NHTSA communication 10134514 · issued Apr 7, 2018
Technical service bulletin
communication type
Power Train
component
2016
model years
1
vehicle entries
Official summary
Service bulletin - Some 9-speed transmission warmers were improperly manufactured and allow the engine coolant and ATF to mix. If the fluids mix, the engine and transmission may be permanently damaged and require replacement.
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.