{"nhtsa_id":10114770,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2014-12-08","document_id":"PIP5246","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician the steps to diagnose and repair vehicles that have Check Engine Light illuminated with an \"Engine Unavailable\" and ?Reduced Propulsion? messages on the Driver Information Center. Technician will find Diagnostic Trouble Code P1B03. Technician should replace Motor 1 Stator.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114770-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10114770-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114770","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P1B03"],"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":[]}