{"nhtsa_id":10221048,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-26","date":"2014-12-03","document_id":"1100414","mfr_campaign":null,"replaces":null,"component":"BACK OVER PREVENTION","mfr_system":null,"summary":"Chirp Type Noise Emitted From Exhaust This bulletin involves replacement of the muffler to correct a chirp type noise that is emitted from the exhaust when the engine enters MDS mode. Vehicle operators may experience the following condition: Chirp Type Noise Emitted From Exhaust when entering MDS mode","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10221048-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10221048-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10221048","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"backup-camera","name":"Backup camera","parent":"driver-assistance"}],"codes":[],"topics":[],"vehicles":[{"make":"RAM","model":"2500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_2500"]},{"make":"RAM","model":"3500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_3500"]},{"make":"RAM","model":"4500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_ram_4500"]},{"make":"RAM","model":"5500","year_from":2014,"year_to":2014,"match":"exact","vehicle_ids":["2014_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":[]}