{"nhtsa_id":10057169,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-04-23","date":"2014-12-01","document_id":"371-040","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:WIRING","mfr_system":null,"summary":"MACK TRUCKS: 2013-2014 SIGNS OF CORROSION ARE SHOWING FROM THE ANTI-LOCK BRAKE SYSTEM SENSOR CONNECTOR WHICH NEEDS REPLACEMENT. CORROSION OF THE SENSOR CAN CAUSE THE ENGINE TO DE-RATE. *LJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10057169","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CHU","year_from":2013,"year_to":2014,"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":[]}