Subaru Forester 2015–2018 — technical service bulletin
Bulletin WUK-96 · NHTSA communication 10169855 · issued Dec 5, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2015–2018
model years
7
vehicle entries
Official summary
Subaru of America, Inc. (Subaru) is initiating a service campaign for certain 2015-2018 Forester 2.0L Turbo and 2016-2018 WRX models which may experience a loosening of the front exhaust pipe nuts. On certain affected vehicles, the six (6) front exhaust pipe (EPF) nuts at the cylinder heads may not have been tightened sufficiently due to variations in production. As a result, these nuts may become loose during use and cause exhaust leakage. A leak occurring at the front exhaust pipe may result in deterioration of emission performance. As a result, affected vehicle may fail to meet emission lev
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.