# Service bulletin SD\-08\-12000

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.

- Type: Service bulletin
- NHTSA id: 11023883
- Published by NHTSA: 2025\-10\-03
- Manufacturer's number: SD\-08\-12000
- Manufacturer's date: 2025\-10\-03
- NHTSA component: SERVICE BRAKES; ELECTRICAL SYSTEM
- Manufacturer's system: Air Supply: Electronic Air Control

## NHTSA's 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11023883-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11023883-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Electrical system

## Vehicles listed

- BENDIX BENDIX
- BENDIX EC80 ECU
- BENDIX SERVICE BRAKES AIR

JSON: [/v1/bulletins/11023883](/v1/bulletins/11023883)

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