{"nhtsa_id":10054123,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-12-21","date":"2014-01-01","document_id":"PI-0826","mfr_campaign":null,"replaces":"PI-0826-A","component":"ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"MACK: UPDATE SOFTWARE INFORMATION REGARDING ENHANCEMENTS FOR ENGINE CONTROL MODULE (ECM) AND AFTERTREATMENT CONTROL MODULE (ACM) ON VEHICLES WITH DIAGNOSTIC TROUBLE CODES (DTCS) P1086, P0420, P205B, P2002 AND LOW COOLANT TEMPERATURE AND LIGHT LOAD. MODEL 2013 CHU, CXU, GU, LEU, MRU, TD. *PE UPDATED 02/26/2014 *JS","document":null,"url":"https://open.wenmarpro.com/bulletins/10054123","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":["P0420","P1086","P2002","P205B"],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"GRANITE (GU)","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"LEU","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"MRU","year_from":2013,"year_to":2013,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"PINNACLE (CXU)","year_from":2013,"year_to":2013,"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":[]}