{"nhtsa_id":10015513,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-07-27","date":"2008-04-29","document_id":"SB611003","mfr_campaign":null,"replaces":"SB611003","component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"CRACKS IN ENGINE TUNNEL AT LEFT-SIDE CROSS SILL -MR AND MRU MODELS. *TT UPDATED 6/11/08. *NJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10015513","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"MR","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"MACK","model":"MRU","year_from":2008,"year_to":2008,"match":null,"vehicle_ids":[]},{"make":"UNKNOWN","model":"UNKNOWN","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":[]}