{"nhtsa_id":10057660,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-06-17","date":"2015-02-01","document_id":"PI1407A","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"GENERAL MOTORS 2013-2015: BUICK REGAL, CADILLAC ATS, CADILLAC CTS SEDAN, CHEVROLET MALIBU, CHEVROLET IMPALA. A WHINNYING NOISE COMING FROM ENGINE IS LOUD DUE TO DECREASING AND INCREASING OF ENGINE RPMS. . UPDATED 6/17/15. *LJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10057660","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ATS","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_cadillac_ats","2014_cadillac_ats","2015_cadillac_ats"]},{"make":"CHEVROLET","model":"IMPALA","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_chevrolet_impala","2014_chevrolet_impala","2015_chevrolet_impala"]},{"make":"CHEVROLET","model":"MALIBU","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_chevrolet_malibu","2014_chevrolet_malibu","2015_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":[]}