{"nhtsa_id":10089332,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-23","date":"2016-06-02","document_id":"43880","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:12V/24V/48V BATTERY","mfr_system":null,"summary":"43880 - SERVICE UPDATE. FOR VEHICLES EQUIPPED WITH A START/STOP ENGINE CONTROL OPTION (RPO KL9), THE SYSTEM LEVEL INTERACTIONS RELATED TO THE TRANSITION OF RUN/CRANK AND ACCESSORY INPUTS TO THE ENGINE CONTROL MODULE (ECM) DURING A CRANK EVENT ARE COMPROMISED. THIS RESULTS IN COMMUNICATION ISSUES BETWEEN THE ECM AND THE INTELLIGENT BATTERY SENSOR. THE CHECK ENGINE LIGHT WILL ILLUMINATE AND THE START/STOP SYSTEM IS SUSPENDED WHILE THE FAULT IS ACTIVE, RESULTING IN DEGRADED FUEL ECONOMY. DEALERS ARE TO REPROGRAM THE ENGINE CONTROL MODULE.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089332","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"battery","name":"12-volt battery","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ATS","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_cadillac_ats"]},{"make":"CADILLAC","model":"CT6","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_cadillac_ct6"]},{"make":"CADILLAC","model":"CTS","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_cadillac_cts"]},{"make":"CHEVROLET","model":"MALIBU","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_chevrolet_malibu"]}],"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":[]}