{"nhtsa_id":10248003,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-01-02","date":"2023-02-07","document_id":"1801723","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; BACK OVER PREVENTION; ELECTRICAL SYSTEM; AIR BAGS","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates Customer or technician may experience the following: ? High frequency exhaust noise at idle after cold start. ? Power Take Off (PTO) disable to high engine oil temperature. ? Multiple Displacement System (MDS) transition causing a transmission clunk noise under light throttle when coasting in fourth gear. This bulletin involves reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10248003-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10248003-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10248003","components":[{"id":"air-bags","name":"Air bags","parent":null},{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":[],"topics":[],"vehicles":[{"make":"RAM","model":"2500","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ram_2500"]},{"make":"RAM","model":"3500","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ram_3500"]},{"make":"RAM","model":"4500","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ram_4500"]},{"make":"RAM","model":"5500","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_ram_5500"]}],"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":[]}