# Service bulletin 550

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: 10001219
- Published by NHTSA: 2003\-04\-24
- Manufacturer's number: 550
- Manufacturer's date: 2003\-03\-04
- Replaces: 550
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

J\-TECH ENGINE BRAKE COMPONENT IMPROVEMENTS. \*SCC

## 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

## Vehicles listed

- MACK E\-TECH

JSON: [/v1/bulletins/10001219](/v1/bulletins/10001219)

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