{"nhtsa_id":10198421,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-06-28","date":"2021-05-05","document_id":"08-078-21","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","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-10198421-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198421-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198421","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"CHALLENGER","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_dodge_challenger"]},{"make":"DODGE","model":"CHARGER","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_dodge_charger"]}],"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":[]}