Subaru Ascent 2018–2020 — technical service bulletin
Bulletin 07-162-19R · NHTSA communication 10171942 · issued Feb 21, 2020
Technical service bulletin
communication type
Equipment
component
2018–2020
model years
7
vehicle entries
Official summary
This bulletin announces availability of reprogramming files to optimize the Body Integrated Unit (BIU) operation of the automatic door lock (auto-lock / unlock) feature.
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.