{"nhtsa_id":10136845,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-05-21","date":"2013-05-07","document_id":"08-031-13","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL","mfr_system":null,"summary":"Flash: Audio Distortion From The Front Door Speakers When The Rear Aux Port Is Used This bulletin involves re-flashing the Amplifier with updated software. The customer may experience audio distortion from the front door speakers when the rear AUX port is in use. The distortion may occurs when playing certain media with a lot of high frequency content. The equalization doesn't have a settings for rear AUX mode and defaulted to the AM mode. The AM mode equalization has a boost for high frequencies. This increase boost can cause the Amp to distort the sound.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10136845-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10136845-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10136845","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"DODGE","model":"GRAND CARAVAN","year_from":2008,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"DODGE","model":"GRAND CARAVAN","year_from":2009,"year_to":2013,"match":"exact","vehicle_ids":["2009_dodge_grand-caravan","2010_dodge_grand-caravan","2011_dodge_grand-caravan","2012_dodge_grand-caravan","2013_dodge_grand-caravan"]}],"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":[]}