Subaru Crosstrek 2017–2018 — technical service bulletin
Bulletin WUP-01 · NHTSA communication 10166943 · issued Oct 24, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2018
model years
3
vehicle entries
Official summary
Subaru f America, Inc. (Subaru) is initiating a new safety recall for certain 2017-2018 model year Impreza vehicles and certain 2018 model year Crosstrek vehicles in which the Positive Crankcase Ventilation (PCV) valve may be defective.
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.