{"nhtsa_id":10041953,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-11-19","date":"2011-04-08","document_id":"SB-300477956","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES, AIR:DRUM:CHAMBER; SERVICE BRAKES, AIR:DISC:CHAMBER","mfr_system":null,"summary":"ACCURIDE: SOME SLACK ADJUSTERS HAS BEEN SHIPPED AND MAY NOT HAVE O RING IN THE PLUG WITH HEX EXTENSION. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10041953","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"brake-drum-shoe","name":"Brake drums and shoes","parent":"brakes"}],"codes":[],"topics":[],"vehicles":[{"make":"GUNITE","model":"AUTOMATIC SLACK ADJUSTER","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"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":[]}