{"nhtsa_id":623756,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-30","date":"2001-06-22","document_id":"220601","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"THIS MESSAGE IS CONCERNING CRANK SENSORS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/623756","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"OLDSMOBILE","model":"AURORA","year_from":2001,"year_to":2001,"match":"exact","vehicle_ids":["2001_oldsmobile_aurora"]}],"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":[]}