Subaru TSB #11-189-19
2017 Subaru Impreza
Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
- Summary
- This Service Information bulletin announces a change to the required thread sealer used when installing the PCV valve into the engine block. The previously used material may solidify and cause damage to the engine block threads during PCV valve removal.