TSB - SERVICE ACTION: REAR LOWER CONTROL ARM REPLACEMENT (SA338) - This bulletin has been revised to include additional information. This bulletin provides the procedure to replace the rear lower control arms and/or damaged wheel(s) on some 2018MY Niro (DE PHEV) vehicles, produced from September 26, 2017 through January 22, 2018, which may experience a noise from the rear lower control arm rubbing against the inner part of the wheel rim.