# Service bulletin SB\-46\-51

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: 10039609
- Published by NHTSA: 2011\-08\-05
- Manufacturer's number: SB\-46\-51
- Manufacturer's date: 2011\-05\-01
- NHTSA component: STEERING:HYDRAULIC POWER ASSIST:PUMP; ENGINE AND ENGINE COOLING:ENGINE:DIESEL

## NHTSA's summary

FREIGHTLINER: THERE IS A PROCEDURE TO REPLACE THE POWER STEERING PUMP. \*RM

## 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, Steering, Power steering

## Vehicles listed

- FREIGHTLINER BUSINESS CLASS
- 2006 to 2011 FREIGHTLINER BUSINESS CLASS M2
- 2006 to 2010 FREIGHTLINER CENTURY CLASS
- 2006 to 2011 FREIGHTLINER COLUMBIA

## Other bulletins for the same vehicles and component

- [SF\-447A](/bulletins/10043170.md), 2012-02-29, Service bulletin: STEERING:HYDRAULIC POWER ASSIST SYSTEM; STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT. DAIMLER TRUCK \(FREIGHTLINER\): ON RIGHT HAND STEERING ASSIST RAM, WHEN SUSPENSION IS EXTENDED, FULLY, IT MAY CONTACT FRONT SPRING HANGER CASTING, WHICH MAY FRACTURE RAM BALL STUD. WILL REPLACE RIGHT HAND FRONT SPRING HANGER. \*PE

JSON: [/v1/bulletins/10039609](/v1/bulletins/10039609)

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