{"nhtsa_id":10212479,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-05-31","date":"2021-06-03","document_id":"0807621","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL","mfr_system":null,"summary":"Flash: Amplifier AMP Diagnostic and System Updates This bulletin involves reprogramming the AMP with the latest available software. The following software enhancement is available: Amplifier update to eliminate static noise from the instrument panel mounted speakers.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10212479-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10212479-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10212479","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"instrument-cluster","name":"Instrument cluster","parent":"electrical"},{"id":"software","name":"Software","parent":"electrical"}],"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":[]}