# Service bulletin SB 234021

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: 10025569
- Published by NHTSA: 2008\-08\-21
- Manufacturer's number: SB 234021
- Manufacturer's date: 2008\-07\-31
- Replaces: SB 234\-021
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

MACK TRUCK: INLET ELBOW CRACKS \- VERTICAL BACK\-OF\-CAB DIESEL PARTICULATE FILTER \(DPF\). \(NOT APPLICABLE TO MACK TRUCKS AUSTRALIA\). \*PE MODELS CXU, AND CH. UPDATED 9/10/08. \*PE

## 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

- 2007 MACK CHU
- 2006 to 2007 MACK CXU

JSON: [/v1/bulletins/10025569](/v1/bulletins/10025569)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20SB%20234021&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10025569&vehicle=Service%20bulletin%20SB%20234021)