"SERVICE ACTION: CHECKING AND REWORKING PVC SEAM ON STRUT TOWER. A PVC seam of the front strut spring tower may not be providing the necessary corrosion protection. Improper application of seam sealer. AFFECTED VEHICLES Vehicles which require this Service Action to be completed will show it as ""Open"" when checked either in the ""Service Menu"" of DCSnet (Dealer Communication System) or with the Key Reader."