{"nhtsa_id":10054475,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-01-29","date":"2013-09-01","document_id":"PI-0828","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"MACK TRUCK: SOFTWARE UPDATE FOR THE ENGINE CONTROL MODULE (ECM) TO ENHANCE THE PEAK CYLINDER PRESSURE (PCP) BALANCE CAPABILITIES ON SO TRUCKS. MODEL TD. NO YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10054475","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"TD","year_from":2012,"year_to":2012,"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":[]}