{"nhtsa_id":10059137,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-02-06","date":"2015-08-01","document_id":"PI-1530","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"CHEVROLET: DUE TO SOFTWARE ANOMALY, SPEEDOMETER WILL GO BLANK OR TRIP ODOMETER FAILS TO INCREASE. SOFTWARE CALIBRATION HAS BEEN REPROGRAM FOR INSTRUMENT CLUSTER. MODEL 2015 SONIC, TRAX. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10059137","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SONIC","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_chevrolet_sonic"]},{"make":"CHEVROLET","model":"TRAX","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_chevrolet_trax"]}],"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":[]}