TSB: REVISION NOTICE February 4, 2019 Rev2: G541 Applicability has been updated to include 2019 model year GS 300, GS 350, RC 300 and RC 350 vehicles. ? The Introduction and Repair Procedure sections have been updated. Any previous printed versions of this bulletin should be discarded. June 26, 2018 Rev1: ? Applicability has been updated to include 2018 model year GS 300 and 2016 ? 2018 model year RC 300 vehicles. Any previous printed versions of this bulletin should be discarded. Some 2013 ? 2019 model year Lexus vehicles equipped with 2WD drivetrain and the F Sport package may exhibit a clicking noise from the front wheel area during a slow (parking lot) speed turn. Follow the Repair Procedure in this bulletin to address this condition.