Subaru Ascent 2019–2020 — technical service bulletin
Bulletin 07-155-19R · NHTSA communication 10182176 · issued Oct 6, 2020
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
4
vehicle entries
Official summary
This bulletin replaces TSB 07-143-18R and announces additional changes made to the PRG control module.
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.