# Service bulletin FSB 252\-034

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: 10082812
- Published by NHTSA: 2016\-10\-18
- Manufacturer's number: FSB 252\-034
- Manufacturer's date: 2016\-08\-04
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

CAB MOUNTED EXHAUST BRACKET, REPLACEMENT. GU MACK MODELS EQUIPPED WITH CAB MOUNTED EXHAUST MAY EXPERIENCE EXCESSIVE VIBRATION IN THE CAB. IN MOST CASES, THIS IS CAUSED BY A WORN BUSHING IN THE CAB MOUNTED EXHAUST BRACKET. THE BUSHING SIZE HAS BEEN INCREASED TO EXTEND THE LIFE OF THE BUSHING.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine, Exhaust and emissions

## Vehicles listed

- MACK MACK

JSON: [/v1/bulletins/10082812](/v1/bulletins/10082812)

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