{"nhtsa_id":10115131,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2015-11-23","document_id":"PIP4840M","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"This Preliminary Information communication advises the technician that 4ET50 transmission assembly and component restriction will be administered by General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10115131-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10115131-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10115131","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"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":[]}