{"nhtsa_id":45824,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1996-04-25","date":"1995-06-01","document_id":"236111","mfr_campaign":null,"replaces":"92-6A-153A","component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"CPI ENGINE NOISE (INSTALL NEW GEARS/NEW MEM-CALS). *SD","document":null,"url":"https://open.wenmarpro.com/bulletins/45824","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"ASTRO","year_from":1992,"year_to":1992,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"BLAZER","year_from":1992,"year_to":1992,"match":"exact","vehicle_ids":["1992_chevrolet_blazer"]},{"make":"GMC","model":"JIMMY","year_from":1992,"year_to":1992,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SAFARI","year_from":1992,"year_to":1992,"match":"exact","vehicle_ids":["1992_gmc_safari"]},{"make":"GMC","model":"SONOMA","year_from":1992,"year_to":1992,"match":"exact","vehicle_ids":["1992_gmc_sonoma"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":1992,"year_to":1992,"match":"exact","vehicle_ids":["1992_oldsmobile_bravada"]}],"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":[]}