{"nhtsa_id":10034968,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-02-02","date":"2010-09-01","document_id":"FSB-371-033","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:WIRING","mfr_system":null,"summary":"MACK TRUCK: MAIN CAB FRONT CHASSIS (MCFC) CONNECTOR. THE 102 PIN WIRING HARNESS CONNECTOR ON SOME MODEL TRUCKS BUILT BETWEEN 1/1/07-6/3/10 MAY NOT TIGHTEN PROPERLY, LEADING TO LOOSE ELECTRICAL CONNECTIONS, INTERMITTENT FAULTS OR CORROSION IN THE CONNECTOR. MODEL LEU. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10034968","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"LEU","year_from":2007,"year_to":2010,"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":[]}