{"nhtsa_id":10180053,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-10-06","date":"2020-09-16","document_id":"Circular 24GB","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:MANUAL TRANSMISSION","mfr_system":null,"summary":"Volkswagen is providing an Engine and Transmission Control Module (ECM/TCM) software update to address elevated tailpipe emissions that were found during vehicle testing. This software will also improve drivability and provide other diagnostic improvements.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180053-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10180053-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10180053","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"manual-transmission","name":"Manual transmission","parent":"powertrain"},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"VOLKSWAGEN","model":"TIGUAN","year_from":2018,"year_to":2020,"match":"exact","vehicle_ids":["2018_volkswagen_tiguan","2019_volkswagen_tiguan","2020_volkswagen_tiguan"]}],"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":[]}