Subaru Ascent 2016–2021 — technical service bulletin
Bulletin 15-267-20R · NHTSA communication 10186378 · issued Jan 14, 2021
Technical service bulletin
communication type
Electrical System
component
2016–2021
model years
38
vehicle entries
Official summary
This bulletin provides information related to the telematics system's Automatic Collision Notification (ACN) and Advanced Automatic Collision Notification (AACN) feature operation, diagnostic tips, and best practices.
Vehicles covered
- 2019 Subaru Ascent
- 2020 Subaru Ascent
- 2021 Subaru Ascent
- 2016 Subaru Crosstrek
- 2017 Subaru Crosstrek
- 2018 Subaru Crosstrek
- 2019 Subaru Crosstrek
- 2020 Subaru Crosstrek
- 2021 Subaru Crosstrek
- 2016 Subaru Forester
- 2017 Subaru Forester
- 2018 Subaru Forester
- 2019 Subaru Forester
- 2020 Subaru Forester
- 2021 Subaru Forester
- 2016 Subaru Impreza
- 2017 Subaru Impreza
- 2018 Subaru Impreza
- 2019 Subaru Impreza
- 2020 Subaru Impreza
- 2021 Subaru Impreza
- 2016 Subaru Legacy
- 2017 Subaru Legacy
- 2018 Subaru Legacy
- 2019 Subaru Legacy
- 2020 Subaru Legacy
- 2021 Subaru Legacy
- 2016 Subaru Outback
- 2017 Subaru Outback
- 2018 Subaru Outback
- 2019 Subaru Outback
- 2020 Subaru Outback
- 2021 Subaru Outback
- 2017 Subaru WRX
- 2018 Subaru WRX
- 2019 Subaru WRX
- 2020 Subaru WRX
- 2021 Subaru WRX
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.