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Service bulletin sb54202

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 id10141755
Published by NHTSA2018-06-18
Manufacturer's numbersb54202
Manufacturer's date2018-02-26
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:WIRING

NHTSA's summary

sb54202 Rerouting the DDEC IV Relative-Humidity-Sensor Harness

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

Electrical system, Equipment and accessories, Wiring and fuses

Vehicles listed
FREIGHTLINER ARGOSY2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
FREIGHTLINER BUSINESS CLASS M22019
FREIGHTLINER CENTURY CLASS2002 to 2018
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
FREIGHTLINER FLD2004 to 2011

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

Other bulletins for the same vehicles and component
fp540762019-04-08. Service bulletin. Technical Bulletin fp54076 Commodity Harness Ordering
503-142018-06-18. Service bulletin. 503-14 FMI 3, 4: High Side Digital Output 3 Circuit Failed High
14CSA222017-11-17. Service bulletin. 14CSA22 DTNA Chassis Wiring Diagrams
72-382012-04-27. Service bulletin. FREIGHTLINER: POWER WINDOWS MAY BE INOPERATIVE OR MAY OPERATE SLOWLY AND THIS MAY CAUSE A FUSE TO BLOW. *JS
SB-54-2602011-08-05. Service bulletin. FREIGHTLINER: INFORMATION ON REPLACING THE MEGA FUSE JUNCTION BLOCK WITH A SERVICE VERSION POWER NET DISTRIBUTION BOX. *RM UPDATED 7/3/14. *PE
SB-54-2472010-01-13. Service bulletin. FREIGHTLINER TRUCK: INTERMITTENT ELECTRICAL ISSUES. INTERMITTENT ELECTRICAL ISSUES HAVE BEEN REPORTED ON CENTURY CLASS AND COLUMBIA TRUCKS. ISSUES WITH ENGINE PERFORMANCE, AUTOMATED TRANSMISSION SHIFTING, AND CHASSIS LIGHTING. IF ISSUES ARE REPORTED, PERFORM THE FOLLOWING WIRING HARNESS INSPECTION PROCEDURE. NO MODEL YEARS LISTED. *PE
F-SB-54-2222009-01-09. Service bulletin. FREIGHTLINER: MEGA FUSE BREAKAGE. THE FUSES IN THE MEGA FUSE JUNCTION BLOCK MAY BREAK DUE TO PHYSICAL STRESS COUPLED WITH VEHICLE VIBRATIONS FROM ROAD AND DRIVETRAIN FORCES. WOULD RESULT IN SUDDEN OR INTERMITTENT ENGINE LOSS OR ELECTRICAL POWER. *PE UPDATED 5/13/11. *PE