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Service bulletin 525-13

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 id10142367
Published by NHTSA2018-06-25
Manufacturer's number525-13
Manufacturer's date2013-05-25
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

525-13 SPN 2791-FMI 7 ? ALL YEARS

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

Engine, Equipment and accessories, Exhaust and emissions, EGR valve

Vehicles listed
FCCC XBP2007 to 2018
FCCC XCM2007 to 2019
FCCC XCP2007 to 2019
FREIGHTLINER 114SD2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER 122SD2007 to 2018
FREIGHTLINER BUSINESS CLASS M22009 to 2014
FREIGHTLINER CASCADIA2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
FREIGHTLINER COLUMBIA2009, 2010, 2011, 2012, 2013, 2014
FREIGHTLINER CORONADO2009, 2010, 2011, 2012, 2013, 2014
WESTERN STAR 47002002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
WESTERN STAR 4900

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
TechTalk20392020-09-25. Service bulletin. Tech Talk Discussion for DD15 GHG14 EGR linkage hex nuts.
0107-19 GHG172019-08-08. Service bulletin. Service Bulletin to testing of EGR Cooler Water Manifold Assembly in DD13 engines.
0321-172018-06-18. Service bulletin. (MCM) (GHG17)
0319-172018-06-18. Service bulletin. (MCM) (GHG17)
418-132018-06-18. Service bulletin. 418-13 SPN 2791-FMI 12 - GHG14
407-132018-06-18. Service bulletin. 407-13 EGR Actuator Slow Learn
0208-17 SPN 4122018-06-18. Service bulletin. 0208-17 SPN 412 (MCM) (GHG17)
512-142018-06-18. Service bulletin. 512-14 FMI 0: DPF Outlet Temperature Very High
506-142018-06-18. Service bulletin. 506-14 506-14 Removal and Installation and Inspection of the Exhaust Gas Recirculation Valve Actuator Pull Rod
18SP6842018-06-18. Service bulletin. 18SP684Rev3 EPA07 and EPA10 DD Platform EGR Delta Pressure Sensor Update