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Service bulletin sb4641

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 id10156420
Published by NHTSA2019-04-01
Manufacturer's numbersb4641
Manufacturer's date2017-07-17
NHTSA componentSTEERING:COLUMN; STEERING

NHTSA's summary

Adjusting Tilt Lock Force on TRW Steering Columns

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Steering, Steering column and wheel

Vehicles listed
FREIGHTLINER CASCADIA2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020
FREIGHTLINER CENTURY CLASS2002 to 2018
FREIGHTLINER COLUMBIA1999 to 2000
FREIGHTLINER COLUMBIA2002, 2003
FREIGHTLINER COLUMBIA2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER CORONADO2002, 2003
FREIGHTLINER CORONADO2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019

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

Recalls for the same vehicles and component
12V1370002012-04-02. STEERING:COLUMN
07V3570002007-08-13. STEERING:COLUMN
07V2890002007-07-03. STEERING:COLUMN

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SB54-3212019-10-30. Service bulletin. Service bulletin describing the procedures for service harness installation and steering wheel clockspring replacement.
DOC-10344382019-08-07. Service bulletin. Service Solution to customers regarding Steering wheel switches inoperative, AM/FM radio reception corrupted, failure of the steering wheel clockspring.
Steering Wheel A2019-04-08. Service bulletin. Steering Wheel Air Bag Options
DOC-10336282019-04-01. Service bulletin. SS 1033628 New Cascadia Ground Strategy -Steering Wheel Clockspring Failures
FL7962019-04-01. Service bulletin. Dealer Bulletin FL796 Steering Wheel Fasteners
Steering Wheel A2019-04-01. Service bulletin. Steering Wheel Air Bag Options
GI-46-412011-10-12. Service bulletin. FREIGHTLINER: ADJUSTING THE CORRECT TILT LOCK FORCE ON TRW STEERING COLUMNS. *PE UPDATED 7/18/12. *PE
SB-46-502011-05-09. Service bulletin. FREIGHTLINER: THE PROCEDURE FOR REPLACING A FAILED THRUST BEARING IN A STEERING COLUMN. *RM