Subaru Ascent 2019–2022 — technical service bulletin
Bulletin WRL-22 · NHTSA communication 10228783 · issued Dec 15, 2022
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
4
vehicle entries
Official summary
"Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2022 model year Ascent vehicles. (PTC Heater)"
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.