{"nhtsa_id":10114191,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2013-08-02","document_id":"G-172082","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"12312A - Customer Satisfaction (revised expiration date, population added). GM recently introduced into production a software update for the oil life monitor system. This new software will enhance the way the engine oil is monitored. In most cases, this update will recommend more frequent oil changes. Dealers will reprogram the engine control module.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10114191-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10114191-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10114191","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":["maintenance"],"vehicles":[{"make":"BUICK","model":"LACROSSE","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_buick_lacrosse","2011_buick_lacrosse"]},{"make":"BUICK","model":"REGAL","year_from":2011,"year_to":2012,"match":"exact","vehicle_ids":["2011_buick_regal","2012_buick_regal"]},{"make":"CHEVROLET","model":"EQUINOX","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_chevrolet_equinox","2011_chevrolet_equinox","2012_chevrolet_equinox"]},{"make":"GMC","model":"TERRAIN","year_from":2010,"year_to":2012,"match":"exact","vehicle_ids":["2010_gmc_terrain","2011_gmc_terrain","2012_gmc_terrain"]}],"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":[]}