{"nhtsa_id":10150535,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2015-04-16","document_id":"08-036-15","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR","mfr_system":null,"summary":"Front Door Speaker, Audio Distortion or Inoperative This bulletin involves inspecting and replacing both front speakers if required. The customer may experience audio distortion coming from one or both front speakers (lower, Woofer). Also there may be no sound coming from the either speaker. On further inspection the technician could possibly find one or more of the following DTCs: ? B1400-11 Front Left Audio Speaker Output-Circuit Short to Ground. ? B1400-12 Front Left Audio Speaker Output-Circuit Short to Battery. ? B1400-13 Front Left Audio Speaker Output-Circuit Open. ? B1400-1A Front Left Audio Speaker Output-Circuit Resistance Below Threshold. ? B1404-11 Front Right Audio Speaker Output-Circuit Short to Ground. ? B1404-12 Front Right Audio Speaker Output-Circuit Short to Battery. ? B1404-13 Front Right Audio Speaker Output-Circuit Open. ? B1404-1A Front Right Audio Speaker Output-Circuit Resistance Below Threshold.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10150535-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10150535-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10150535","components":[{"id":"structure-body","name":"Body and frame","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":["B1400","B1404"],"topics":[],"vehicles":[{"make":"RAM","model":"PROMASTER","year_from":2014,"year_to":2014,"match":null,"vehicle_ids":[]}],"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":[]}