# Service bulletin FSB 642\-002

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: 10110378
- Published by NHTSA: 2017\-08\-04
- Manufacturer's number: FSB 642\-002
- Manufacturer's date: 2017\-03\-14
- NHTSA component: POWER TRAIN:AXLE ASSEMBLY; STEERING

## NHTSA's summary

Certain GU trucks equipped with forward steer axles \(18,000 lb rated front axles\) and built before 2012, may experience issues with static steering while sitting still. There is not enough ability with a single steering gear to overcome certain turning frictions.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10110378-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10110378-0001.pdf)

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

## Components

Steering, Transmission and driveline, Axle

## Vehicles listed

- 2007 to 2012 MACK GU

JSON: [/v1/bulletins/10110378](/v1/bulletins/10110378)

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