# Service bulletin SD\-20\-47682

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: 11034109
- Published by NHTSA: 2026\-06\-27
- Manufacturer's number: SD\-20\-47682
- Manufacturer's date: 2026\-05\-23
- NHTSA component: SERVICE BRAKES
- Manufacturer's system: Trailer ABS

## NHTSA's summary

Service Data \- Bendix® iTABS™ X Standard Single\-Channel \(SC\) Trailer Antilock Braking System \(ABS\) Module \- The Bendix® iTABS™ X Standard Single\-Channel \(SC\) Module \(hereafter referred to as the iTABS module\) is an integrated single\-channel \(2S/1M\) trailer service brake module controller for air\-braked, heavy\-duty semi\-trailers that features the Bendix® Antilock Braking System \(ABS\). Installed on semi\-trailers, the iTABS module acts as a relay valve during normal braking, but during ABS events, it will intervene to help maintain vehicle stability and minimize stopping distance by preventing wheel lock\-up.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034109-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034109-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- BENDIX TABS\-6 TRAILER ABS STANDA
- BENDIX TABS\-8

JSON: [/v1/bulletins/11034109](/v1/bulletins/11034109)

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