# Service bulletin S7646

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: 10213530
- Published by NHTSA: 2022\-06\-06
- Manufacturer's number: S7646
- Manufacturer's date: 2022\-05\-18
- NHTSA component: STEERING

## NHTSA's summary

MMD Steering Column Bracket Hardware

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213530-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10213530-9999.pdf)

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

## Components

Steering

## Vehicles listed

- 2021 to 2023 MACK MD

## Other bulletins for the same vehicles and component

- [S3433 202308](/bulletins/10241932.md), 2023-09-06, Service bulletin: ELECTRICAL SYSTEM; STEERING. Service Campaign: MMD Steering Column Harness Routing
- [S3433](/bulletins/10238820.md), 2023-07-06, Service bulletin: ELECTRICAL SYSTEM; STEERING. Campaign \- Mack trucks has determined that certain model year 2022 Mack Medium Duty \(“MMD”\) vehicles, require an inspection of the steering harness routing.
- [SLM22\-004](/bulletins/10211065.md), 2022-05-06, Service bulletin: SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT; STEERING. Service Literature Published and Released in April, 2022

JSON: [/v1/bulletins/10213530](/v1/bulletins/10213530)

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