NHTSA campaign 19V744000
Hazard
Subaru of America, Inc. (Subaru) is recalling certain 2017-2018 Impreza and 2018 Crosstrek vehicles equipped with an aluminum Positive Crankcase Ventilation (PCV) valve. The PCV valve may come apart, allowing the separated components to enter the engine, possibly resulting in a loss of power while driving.
Consequence
An unexpected loss of power while driving can increase the risk of a crash.
Remedy
Subaru will notify owners, and dealers will inspect and, if necessary, replace the PCV valve, free of charge. If the PCV valve has separated and the components cannot be found, the engine will be replaced, free of charge. The recall began December 2, 2019. Owners may contact Subaru customer service at 1-844-373-6614. Subaru's number for this recall is WUP-01.
The text above is quoted verbatim from the NHTSA record. Confirm the affected units and the remedy with the manufacturer or NHTSA. Recall data may be incomplete, delayed, or superseded.