{"nhtsa_id":11023883,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-03","date":"2025-10-03","document_id":"SD-08-12000","mfr_campaign":null,"replaces":null,"component":"SERVICE BRAKES; ELECTRICAL SYSTEM","mfr_system":"Air Supply: Electronic Air Control","summary":"Service Data - Electronic Air Control (EAC) System - Integrated with Bendix® EC-80™ Electronic Control Unit (ECU) The Electronic Air Control (EAC) system is a set of software functions that are integrated into a special version of the Bendix® EC-80™ Electronic Control Unit (ECU). The EAC system adds new and improved features supporting the Bendix® AD-HFi® air dryer including governor control, J1939 messaging, Diagnostic Trouble Codes (DTCs), and advanced functionality.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023883-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023883-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023883","components":[{"id":"brakes","name":"Brakes","parent":null},{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BENDIX","model":"BENDIX","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BENDIX","model":"EC80 ECU","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"BENDIX","model":"SERVICE BRAKES AIR","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":[]}