{"nhtsa_id":10150560,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-12-10","date":"2018-10-04","document_id":"18305","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"18305 - Customer Satisfaction Program. Certain vehicles, serviced with a replacement engine, may have a condition in which the service engine camshaft cap bolts were not tightened to specification during the manufacturing process. If the camshaft cap bolts were not tightened to specification, they may loosen, resulting in loss of propulsion, reduced engine performance, and possible engine failure. A ?Service Engine Soon? message may illuminate on the vehicle?s Driver Information Center. Inspect and torque engine camshaft cap bolts.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150560-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10150560-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10150560","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ATS","year_from":2013,"year_to":2014,"match":"exact","vehicle_ids":["2013_cadillac_ats","2014_cadillac_ats"]},{"make":"CHEVROLET","model":"MALIBU","year_from":2013,"year_to":2013,"match":"exact","vehicle_ids":["2013_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":[]}