{"vehicle":{"id":"2018_ram_3500","year":2018,"make":"Ram","model":"3500"},"code":"C140E","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":2,"bulletins":[{"nhtsa_id":10223967,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-10-17","date":"2020-10-10","document_id":"0809420","mfr_campaign":null,"component":"EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM","summary":"Flash: Drivetrain Control Module (DTCM) Update This bulletin involves reprogramming the DTCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set::If the customer has any concerns with the transfer case or if the tech performs any repairs on the transfer case, the software must be updated.C140E - Transfer Case Motor Blocked. If DTC C140E is present, follow normal diagnostic procedures before updating the DTCM.In addition the customer may describe the following:The ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster (IPC). Transfer case shift fork tabs broken during range shift. Noisy (clunking/ratcheting) transfer case range shifts. Failure to complete transfer case range shifts. The following software enhancement is available:This update will help reduce premature transfer case failure.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10223967-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10223967-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10223967"},{"nhtsa_id":10183078,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-11-30","date":"2020-10-10","document_id":"08-094-20","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); EQUIPMENT","summary":"Flash: Drivetrain Control Module (DTCM) Update This bulletin involves reprogramming the DTCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set::If the customer has any concerns with the transfer case or if the tech performs any repairs on the transfer case, the software must be updated.C140E - Transfer Case Motor Blocked. If DTC C140E is present, follow normal diagnostic procedures before updating the DTCM.In addition the customer may describe the following:The ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster (IPC). Transfer case shift fork tabs broken during range shift. Noisy (clunking/ratcheting) transfer case range shifts. Failure to complete transfer case range shifts. The following software enhancement is available:This update will help reduce premature transfer case failure.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183078-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183078-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10183078"}],"url":"https://open.wenmarpro.com/makes/ram/3500/2018/bulletins?code=C140E"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/ram/3500/2018/codes/C140E","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}