# Service bulletin FSB 722 005

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: 10200218
- Published by NHTSA: 2021\-08\-09
- Manufacturer's number: FSB 722 005
- Manufacturer's date: 2015\-10\-30
- NHTSA component: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\)

## NHTSA's summary

Twin Y Suspension, Trailing Blade, Replacement. Some MACK CHU, CXU, CSM, and CMM trucks built 06/13/2013 through 09/25/2015 and equipped with Twin\-Y suspension may require replacement of the Twin\-Y trailing blades with a more robust design.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10200218-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10200218-9999.pdf)

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

## Components

Driver assistance, Equipment and accessories, Labels and manuals, Suspension

## Vehicles listed

- 2013 to 2015 MACK CHU
- 2013 MACK CMM
- 2013 to 2015 MACK CXU

JSON: [/v1/bulletins/10200218](/v1/bulletins/10200218)

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