{"nhtsa_id":10038510,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-06-16","date":"2011-03-01","document_id":"PIP-4495C","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"GM: THERE MAY BE NOISE COMING FROM THE CYLINDER HEAD, BECAUSE OF LOW OIL PRESSURE WHICH IS CAUSED BY DEBRIS. *RM","document":null,"url":"https://open.wenmarpro.com/bulletins/10038510","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"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":2011,"match":"exact","vehicle_ids":["2011_buick_regal"]},{"make":"CHEVROLET","model":"CAVALIER","year_from":2002,"year_to":2005,"match":"exact","vehicle_ids":["2002_chevrolet_cavalier","2003_chevrolet_cavalier","2004_chevrolet_cavalier","2005_chevrolet_cavalier"]},{"make":"CHEVROLET","model":"COBALT","year_from":2005,"year_to":2010,"match":"exact","vehicle_ids":["2005_chevrolet_cobalt","2006_chevrolet_cobalt","2007_chevrolet_cobalt","2008_chevrolet_cobalt","2009_chevrolet_cobalt","2010_chevrolet_cobalt"]},{"make":"CHEVROLET","model":"COBALT 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HYBRID","year_from":2008,"year_to":2008,"match":"base","vehicle_ids":["2008_saturn_vue"]}],"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":[]}