{"nhtsa_id":10145174,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-10-09","date":"2018-08-13","document_id":"18126","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"18126 - Service Update. Certain vehicles may have a condition where the electronic control module (ECM) does not respond to on board diagnostics (OBD) test tools with the required calibration verification number (CVN). Reprogram the ECM.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10145174-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10145174-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10145174","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EQUINOX","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_chevrolet_equinox"]},{"make":"CHEVROLET","model":"TRAVERSE","year_from":2018,"year_to":2018,"match":"exact","vehicle_ids":["2018_chevrolet_traverse"]}],"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":[]}