{"nhtsa_id":10039509,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-08-01","date":"2011-08-01","document_id":"PIC-5478","mfr_campaign":null,"replaces":"PIC-5478A","component":"ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"GM 2011 VOLT. DIAGNOSTICS FOR VARIOUS ELECTRICAL OR POWERTRAIN CONCERNS WITH RANDOM DTC¿S. *RM UPDATED 10/3/11. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10039509","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"VOLT","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_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":[]}