{"nhtsa_id":10133171,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-04-16","date":"2018-03-01","document_id":"PS546","mfr_campaign":null,"replaces":null,"component":"BACK OVER PREVENTION; ELECTRONIC STABILITY CONTROL (ESC)","mfr_system":null,"summary":"PITSTOP - ELECTRONIC STABILITY CONTROL SELF-CHECK NOISE - This Pitstop provides information regarding a concern related to a single faint ?thud? type noise heard from the engine compartment at speeds of 18-20 MPH after initial start-up. Be aware that the Electronic Stability Control (ESC) system performs it?s self-check under these conditions. This single faint ?thud? type noise is normal and indicates that the ESC is functioning properly.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10133171-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10133171-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10133171","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"SPORTAGE","year_from":2017,"year_to":2018,"match":"exact","vehicle_ids":["2017_kia_sportage","2018_kia_sportage"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}