{"nhtsa_id":10175146,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-05-18","date":"2020-03-13","document_id":"21-020-20","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:P1614 - ECU Reset-Recovery Occurred.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10175146-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10175146-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10175146","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"software","name":"Software","parent":"electrical"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P1614"],"topics":[],"vehicles":[{"make":"JEEP","model":"CHEROKEE","year_from":2020,"year_to":2020,"match":"exact","vehicle_ids":["2020_jeep_cherokee"]}],"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":[]}