Subaru Forester 2019–2021 — technical service bulletin
Bulletin 10-100-21 · NHTSA communication 10186438 · issued Jan 28, 2021
Technical service bulletin
communication type
Electrical System
component
2019–2021
model years
3
vehicle entries
Official summary
This bulletin announces availability of a new variable displacement type A/C compressor designed to address a small number of customer concerns regarding an excessive sound heard when the system is OFF.
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.