{"nhtsa_id":10114949,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2015-12-04","document_id":"PIC6153","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:WIRING","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that have a radio and/or audio is inoperative or intermittently inoperative. Technician may find Diagnostic Trouble Code U0186. Technician should inspect amplifier X1 terminal 4 (circuit 1140) and X1 terminal 8 (circuit 1450) for spread terminals, broken terminals, connectors/terminals not fully seated, and faulty terminal crimps. Technician will need to repair any wiring damage that is found.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10114949-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10114949-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114949","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":["U0186"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"VOLT","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_chevrolet_volt"]}],"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":[]}