{"nhtsa_id":10114781,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2014-12-12","document_id":"PIP4910D","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about servicing any of the cooling systems on the these vehicles, which includes the High Voltage Battery Assembly, pumps, reservoirs, hoses, air separators, radiators, PIM, engine or heater system it is important to use the proper coolant and water mixture. The Power Electronics / Charging and Battery Cooling systems require a 50/50 mix of GM DEX-COOL® and de-ionized water.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114781-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114781-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114781","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ELR","year_from":2014,"year_to":2015,"match":"exact","vehicle_ids":["2014_cadillac_elr","2015_cadillac_elr"]},{"make":"CHEVROLET","model":"VOLT","year_from":2011,"year_to":2015,"match":"exact","vehicle_ids":["2011_chevrolet_volt","2012_chevrolet_volt","2013_chevrolet_volt","2014_chevrolet_volt","2015_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":[]}