WenmarOpen by Wenmar Pro

Service bulletin 4644

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10022997
Published by NHTSA2007-10-10
Manufacturer's number4644
Manufacturer's date2007-08-01
NHTSA componentSTEERING:RACK AND PINION

NHTSA's summary

RACK AND PINION ALIGNMENT PROCEDURE - FREIGHTLINER MODEL YEAR UNKNOWN. *NJ

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

Steering, Steering gear

Vehicles listed
FREIGHTLINER CENTURY
FREIGHTLINER COLUMBIA
FREIGHTLINER CORONADO

Listing a model year does not mean every vehicle of it is concerned: the document says which.