Subaru Impreza 2017 — technical service bulletin
Bulletin WUS-04 · NHTSA communication 10166945 · issued Oct 24, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017
model years
1
vehicle entries
Official summary
Subaru of America, Inc. (Subaru) is initiating a safety recall for certain 2017 model year Impreza vehicles in which the Positive Crankcase Ventilation (PCV) valve may be defective. Please note: while the reason and safety risk behind this recall are the same as WUP-01, this recall differs in the work process and remedy.
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.