TSB: REVISION NOTICE January 31, 2017 Rev1: Applicability has been updated to include 2017 model year Tacoma vehicles. Any previous printed versions of this bulletin should be discarded. Some 2016 ? 2017 model year Tacoma vehicles may exhibit a howling or whistling noise from the front lower control arms at speeds of about 25 ? 45 mph. The noise may be more noticeable when cross winds are present. Follow the procedure in this bulletin to address this condition.